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UNESA Journal of Chemical Education

journal-of-chemical-education
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Published by Universitas Negeri Surabaya

ISSN : 22529454 EISSN : 22529454 DOI : https://doi.org/10.26740/ujced.v9n3

Core Subject : Science, Education,

Chemistry Computer Science & IT Education Other

UNESA Journal of Chemical Education is Online Journal for communicating and reviews covering all chemical education research which published articles in three times a year by Chemistry Department, Chemical Education Study Program, Faculty of Mathematics and Natural Sciences, State University of Surabaya. This Journal provides readers or authors to present learning development in chemical education through publication research articles. Scope and focus in this journal are: 1. Philosophy and curriculum of Chemical education 2. Innovation and Theory of Learning 3. Media of Chemistry Learning 4. Assessment of Chemistry Learning 5. Missconception in Chemistry UNESA Journal of Chemical Education publishes research articles which are reviewed by expert lecturers. This journal is open access which can used reader to update new issues in chemistry learning.

Arjuna Subject : Kimia(semua kategori) - Kimia (Lain-Lain)

Articles 476 Documents

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PENERAPAN MODEL PEMBELAJARAN PROBLEM SOLVING UNTUK MELATIHKAN KETERAMPILAN BERPIKIR KRITIS PADA MATERI LAJU REAKSI KELAS XI SMA (IMPLEMENTATION PROBLEM SOLVING LEARNING MODEL TO TRAIN CRITICAL THINKING SKILLS ON REACTION RATE IN SENIOR HIGH SCHOOL GRADE XI)
UNESA Journal of Chemical Education Vol 7 No 2 (2018)
Publisher : Universitas Negeri Surabaya

Penelitian ini bertujuan untuk mendiskripsikan keterlaksanaan pembelajaran dan keterampilan berpikir pada materi laju reaksi melalui model pembelajaran problem solving. Rancangan yang digunakan adalah One Group Pretest-Posttest Design. Waktu penelitian dilakukan pada semester ganjil tahun ajaran 2017/2018.Tempat penelitian ini dilakukan di SMA Negeri 1 Jombang dengan subyek peserta didik kelas XI IPA 1 SMAN 1 Jombang yang berjumlah 33 peserta didik. Metode pengumpulan data menggunakan metode observasi dan tes. Penelitian ini memperoleh hasil sebagai berikut: : (1) Keterlaksanaan setiap langkah model pembelajaran problem solving untuk melatihkan keterampilan berpikir kritis peserta didik pada materi laju reaksi pada setiap langkah yaitu langkah 1 sebesar 79%; langkah 2 dan 3 sebesar 85%; dan langkah 4 sebesar 100% dengan kategori baik dan baik sekali. (2) Setiap indikator keterampilan berpikir kritis peserta didik yang dilatihkan mendapatkan skor rata-rata yaitu interpretasi sebesar 91.79, analisis sebesar 77.27, evaluasi sebesar 88.06, inferensi sebesar 92.14. N-gain skor setiap indikator keterampilan berpikir kritis yang diperoleh dengan kriteria sedang dan tinggi. Kata kunci: model pembelajaran problem solving, keterampilan berpikir kritis, laju reaksi. The purpose of this research is to describe the implementation of learning, and critical thinking skills to the implementation of problem solving model in the reaction rate topic. The design used is One Group Pretest-Posttest Design. The time of the study was conducted in the odd semester of the academic year 2017 / 2018.Tempat this study was conducted in SMA Negeri 1 Jombang with subjects of students class XI IPA 1 SMAN 1 Jombang, amounting to 33 students. Methods of data collection using observation and test methods. This study obtained the following results: (1) The implementation of each step of the problem solving learning model to train students critical thinking skills on the reaction rate material at each step, namely step 1 of 79%; steps 2 and 3 by 85%; and step 4 of 100% with good category and excellent. (2) Each indicator of critical thinking skills of students who trained get an average score of interpretation of 91.79, analysis of 77.27, evaluation of 88.06, inference of 92.14. N-gain scores every indicator of critical thinking skills obtained with medium and high criteria Keywords: problem solving learning model, critical thinking skill, reaction rate.

PENGEMBANGAN MULTIMEDIA INTERAKTIF BERBASIS BLENDED LEARNING PADA MATERI LARUTAN ELEKTROLIT DAN NON ELEKTROLIT (DEVELOPMENT INTERACTIVE MULTIMEDIA BASED BLENDED LEARNING IN ELECTROLYTE AND NON ELECTROLYTE SOLUTION)
UNESA Journal of Chemical Education Vol 7 No 2 (2018)
Publisher : Universitas Negeri Surabaya

Penelitian yang dilakukan ini memiliki tujuan untuk mengetahui kelayakan multimedia interaktif berbasis blended learning yang dikembangkan pada materi larutan elektrolit dan non elektrolit ditinjau dari segi kevalidan dilihat dari kualitas isi dan tujuan, konstruk, instruksional, dan teknis. Jenis penelitian yang digunakan adalah penelitian pengembangan dengan prosedur penelitian berdasarkan model 4D. Sasaran penelitian ini adalah 15 siswa MAN 2 Gresik. Hasil penelitian ini dapat disimpulkan bahwa kelayakan multimedia interaktif berbasis blended learning yang dikembangkan pada materi larutan elektrolit dan non elektrolit segi kevalidan dengan menggunakan instrumen lembar validasi pada media berupa multimedia interaktif pada materi larutan elektrolit dan non elektrolit dimana secara keseluruhan aspek kualitas isi dan tujuan, konstruk, instruksional, dan teknisnya memperoleh persentase keseluruhan sebesar 85,29% dan website e-learning sebagai penunjang kegiatan belajar blended learning memperoleh persentase keseluruhan 81,14% dengan kriteria yang sangat valid/layak sebagai media pembelajaran berbasis blended learning. Kata kunci: Multimedia Interaktif, Blended Learning, Larutan Elektrolit dan Non Elektrolit This research has a purpose to know the feasibility of interactive multimedia based blended learning that developed on the material of electrolyte and non electrolyte solution in terms of the validity seen from the quality of content and purpose, construct, instructional, and technical. Type of research used is research development with research procedure based on 4D model. The target of this research is 15 students of MAN 2 Gresik. The results of this study can be concluded that the feasibility of interactive multimedia-based blended learning developed on the material electrolyte and non electrolyte solution in terms of validity by using the instrument validation sheet on the media in the form of interactive multimedia in electrolyte and non electrolyte solution where the overall aspect of quality content and purpose, construct, instructional, and technical gain an overall percentage of 85.29% and e-learning website as a supporter of learning blended learning activities get the overall percentage of 81.14% with criteria that is very valid / viable as a blended learning-based learning media. Keywords: Interactive Multimedia, Blended Learning, Electrolyte and Non Electrolyte Solutions

MELATIHKAN KECERDASAN LOGIS MATEMATIS PESERTADIDIK MELALUI MODEL PEMBELAJARAN KOOPERATIF TIPE JIGSAW PADA MATERI LAJU REAKSI KELAS XI SMA NEGERI 1 KRIAN SIDOARJO (TRAINED MATHEMATIC LOGICAL INTELLIGENCE STUDENT THROUGH COOPERATIVE LEARNING MODEL JIGSAW TYPE ON REACTION OF MATTER CLASS XI IN SMA NEGERI 1 KRIAN SIDOARJO)
UNESA Journal of Chemical Education Vol 7 No 2 (2018)
Publisher : Universitas Negeri Surabaya

Penelitian ini memiliki tujuan untuk mengetahui keterlaksanaan, hasil belajar kecerdasan logis matematis dan respon peserta didik terhadap pembelajaran pada3 materi laju reaksi. Rrancangan penelitian yaitu“one group pretest-posttest design”. Metode pengumpulan data yang digunakan yaitu metode observasi, metode tes dan metode angket. Instrumen yang digunakan adalah lembar pengamatan keterlaksanaan pembelajaran, lembar pre tes dan post test dan angket respon peserta didik Hasil dari penelitian ini yaitu:1) Rata- rata dari keterlaksanaan pembelajaran mendapatkan skor sebesar 80,8 dengan kriteria baik pada pertemuan pertama dan skor 84,72 dengan kriteria baik sekali pada pertemuan kedua, sehingga pembelajaran dapat dikatakan berhasil. 2)Hasil belajar kecerdasan logis matematis secara klasikal dinyatakan tuntas. Hasil belajar kecerdasan logis matematis yang dianalisis menggunakan N- Gain skor mengalami pengingkatan dengan persentase 50% dari 32 peserta didik mendapatkan kriteria tinggi dan sebesar 50% mendapatkan kriteria sedang.3) Respon peserta didik terhadap pembelajaran mendapatkan repon positif dengan persentase menjawab ya sebesar 93,2% . Kata kunci: model pembelajaran kooperatif, jigsaw, logis matematisThis study has a goal to know the implementation, the learning result of mathematical logical intelligence and the response of learners to the learning on the material of reaction rate. The research plan is "one group pretest-posttest design". Data collection methods used were observation method, test method and questionnaire method. The instrument used is the observation sheet of learning implementation, the prne test and post test sheet and the questionnaire of the learners response. The result of this research are: 1) The average of the learning implementation gets the score of 80.8 with the criteria both at the first meeting and score 84, 72 with excellent criteria at the second meeting, so that learning can be said to be successful. 2) The learning result of mathematical logical intelligence is classically declared complete. The learning result of mathematical logical intelligence analyzed using N- Gain score has increased with percentage 50% of 32 students get high criterion and 50% get medium criterion. 3) The response of learners to learning get positive reponents with the percentage answer yes is 93.2%. Keywords: cooperative learningt model, jigsaw, logical mathematical

PENERAPAN MODEL PEMBELAJARAN LEARNING CYCLE 7E UNTUK MELATIHKAN KETERAMPILAN PROSES SAINS PESERTA DIDIK PADA MATERI REAKSI REDUKSI DAN OKSIDASI KELAS X SMA (IMPLEMENTATION OF LEARNING CYCLE 7E MODEL TO TRAIN SCIENCE PROCESS SKILLS STUDENTSIN THE REACTION OF REDUCTION AND OXIDATION IN CLASS X SMA)
UNESA Journal of Chemical Education Vol 7 No 2 (2018)
Publisher : Universitas Negeri Surabaya

Penelitian ini bertujuan untuk mendeskripsikan keterlaksanan, keterampilan proses sains, dan respon peserta didik menggunakan model pembelajaran Learning Cycle 7E pada materi reaksi reduksi dan oksidasi. Ketermpilan proses sains yang dilatihkan yaitu merumuskan masalah, menyusun hipotesis, mengidentifikasi variabel, mengumpulkan data, menganalisis data, dan menyimpulkan. Rancangan penelitian ini adalah “One Shoot Case Study”. Subjek dalam penelitian ini yaitu 25 peserta didik kelas X MIA 1 MAN 2 Gresik. Instrumen penelitian yang digunakan adalah lembar keterlaksanaan model pembelajaran Learning Cycle 7E, lembar tes keterampilan proses sains, dan angket respon peserta didik. Hasil penelitian ini menunjukkan keterlaksanaan model pembelajaran Learning Cycle 7E untuk melatihkan keterampilan proses sains peserta didik pada materi reaksi reduksi dan oksidasi termasuk dalam kriteria sangat baik dengan perolehan persentase rata-rata keterlaksanaan pada fase elicit 91,66%; engage 87,50%; explore 83,33%; explain 91,66; elaborate 95,83%; evaluate 87,5%; extend 83,33%. Hasil keterampilan proses sains berhasil dilatihkan yang menujukkan hasil bahwa sebanyak 36% peserta didik mendapatkan kriteria baik dan 64% peserta didik yang mendapatkan kriteria sangat baik, yang ditunjukkan dengan dengan indikator keterampilan proses sains merumuskan masalah 92%; merumuskan hipotesis 86%; mengidentifikasi variabel 81%; mengumpulkan data 89%; menganalisis data 72%; dan menyimpulkan 81%. Respon peserta didik setelah diterapkan model pembelajaran Learning Cycle 7E untuk melatihkan keterampilan proses sains sangat baik karena memperoleh skor >60%. Kata Kunci :Learning Cycle 7E, , Keterampilan Proses Sains, dan Respon Peserta didik The research is puprose to describe feasibilty, science process skills, and response of the student used Learning Cycle 7E learning model on the reduction and oxidation reaction materials. Skilled science process skills that formulate problems, develop hypotheses, identify variables, collect data, analyze data, and conclude. The design of this study is "One Shoot Case Study". Subjects in this study were 25 students class X MIA 1 MAN 2 Gresik. The research instrument used is the implementation of learning cycle model of Learning Cycle 7E, science process skill test sheets, and student response questionnaire. The results of this study indicate that the implementation of Learning Cycle 7E learning model to train the students science process skills in the reduction and oxidation reaction materials included in the criteria is very good with the acquisition of the average percentage of 91.66% in the elicit; engage 87.50%; explore 83.33%; explain 91,66 ; elaborate 95,83%; evaluate 87,5%; extend 83.33%. The result of the science process skill was successfully trained showing the result that as much as 36% learners get good criteria and 64% learners who get very good criteria, which is indicated by with science process skill indicator formulate problem 92%; formulated the 86% hypothesis; identify the 81% variable; collecting 89% data; analyzing 72% data; and concluded 81%.Student response after applied learning model Learning Cycle 7E to trace the science process skill is very good because get score> 60%. Keywords: Learning Cycle 7E, Skills of Science Process, and Students Response.

THE DEVELOPMENT OF STUDENT WORKSHEET PROBLEM SOLVING ORIENTED TO TRAIN STUDENTS CRITICAL THINKING SKILL ON ACID-BASE MATERIAL IN CLASS XI MIPA MAN LAMONGAN
UNESA Journal of Chemical Education Vol 7 No 2 (2018)
Publisher : Universitas Negeri Surabaya

This study is aimed to develop student worksheet problem solving oriented to train student critical thinking skill on acid base material. Worksheet based on the steps of problem solving. According to Facione (in Filsaime, 2008), critical thinking skill that can be trained are: interpretation, inference, and analysis. This study is developed by using Research and Development (R & D) of Borg and Gall’s design. The design consists three steps: introduction, development, and test. This study was limited to development. Student worksheet problem solving oriented is declared feasible. It can be seen from the validity, practicality, and effectivity. Worksheet was declared valid in terms of content validity which reached 82.81% and the construct validity which got 79.33%. Student worksheet was declared practical in terms of student responses get a percentage of 78.33% and supported by students activities. Student worksheet is declared effective in accordance with the critical thinking skill test with each student obtaining the value of ≥2.67. Keywords: student worksheet, problem solving, critical thinking skill.

MELATIHKAN KETERAMPILAN PROSES SAINS PESERTA DIDIK MELALUI IMPLEMENTASI MODEL PEMBELAJARAN INKUIRI TERBIMBING PADA MATERI KESETIMBANGAN KIMIA KELAS XI DI SMA NEGERI 1 JOMBANG (TRAIN SCIENCE PROCESS SKILL THROUGHT IMPLEMENTATION OF GUIDED INQUIRY LEARNING MODELS ON CHEMICAL EQUILIBRIUM AT XI CLASS IN SENIOR HIGH SCHOOL 1 JOMBANG)
UNESA Journal of Chemical Education Vol 7 No 2 (2018)
Publisher : Universitas Negeri Surabaya

Tujuan dari penelitian ini yaitu untuk mendeskripsikan keterlaksanaan proses pembelajaran dan keterampilan proses sains dengan menerapkan model pembelajaran inkuiri terbimbing pada materi kesetimbangan kimia. Subyek penelitian ini yaitu 32 peserta didik kelas XI MIPA 2 SMAN 1 Jombang pada semester satu tahun ajaran 2017-2018. Jenis penelitian ini yaitu pre-exsperimental design. Rancangan penelitian yang digunakan yaitu “One-group Pretest-Posttest design”. Instrumen penelitian yang digunakan yaitu lembar pengamatan keterlaksanaan langkah-langkah model pembelajaran inkuiri terbimbing, lembar pengamatan aktivitas peserta didik, dan lembar soal tes keterampilan proses. Hasil penelitian ini menunjukkan bahwa : 1) Keterlaksanaan model pembelajaran inkuiri terbimbing untuk melatihkan keterampilan proses sains pada materi kesetimbangan kimia kelas XI di SMA Negeri 1 Jombang telah terlaksana dengan baik sekali selama 3 kali pertemuan dengan rata-rata setiap langkah-langkah pembelajaran yaitu pendahuluan, fase 1, fase 2, fase 3, fase 4, fase 5, dan kegiatan akhir sebesar 100%; 100%; 100%; 94,44%; 94,44%; 100%; 100%. Secara keseluruhan keterlaksanaan model pembelajaran inkuiri terbimbing telah terlaksana dengan persentase ≥ 61% memiliki kategori baik sekali. 2) Keterampilan proses sains peserta didik berhasil dilatihkan setelah diterapkannya model pembelajaran inkuiri terbimbing yaitu merumuskan masalah, menyusun hipotesis, menentukan variabel, mengumpulkan data, menganalisis data, menyimpulkan data dengan persentase ketuntasan klasikal sebesar 91,67%; 89,45%; 97,79%; 100%; 82,29%; 97,91% dengan kategori baik sekali. Keterampilan proses sains peserta didik mengalami peningkatan yang ditunjukkan dengan skor N-gain yang diperoleh pada kategori sedang dan tinggi. Kata kunci : Inkuiri terbimbing, Keterampilan Proses Sains, Kesetimbangan Kimia The purpose of this research is to describe implemented learning process and the science process skill of the guided inquiry in matter of chemical equilibrium. The subjects were 32 of students of class XI MIPA 2 SMAN 1 Jombang in semester 1 of the school year 2017-2018. Type of research used is pre- exsperimental design. The research design used is” One-group Pretest-Posttest design”. The research instrument used are the observation sheet of the implementation of the steps larning guided inquiry, sheets of student activity, and the process skill test sheet. The result of this research indicate that : 1) Implementability guided inquiry learning models to train science process skill on the matter of chemical equilibrium class XI in SMAN 1 Jombang in performed very well for 3 meetings with an average of every step introduction, fase 1, fase 2, fase 3, fase 4, fase 5, and end activities by 100%; 100%; 100%; 94,44%; 94,44%; 100%; 100%. Overall implementation of guided inquiry learning model very well with the percentage of 61%. 2) The skill of the science process of studens is successfully trained after implementation of guided inquiry learning model that is formulate the problem, develop hypotheses, determining the variable, collect data, analyze the data, conclusions the data with the percentage classical of 91,67%; 89,45%; 97,79%; 100%; 82,29%; 97,91%. The skill of the science process of studens have increase base on N-gain scor obtain medium and high category Keywords: Guided inquiry, science process skills, chemical equilibrium

IMPLEMENTASI MODEL PEMBELAJARAN KOOPERATIF TIPE TEAM ASSISTED INDIVIDUALIZATION UNTUK MELATIHKAN KETERAMPILAN PROSES SAINS PADA MATERI KESETIMBANGAN KIMIA (IMPLEMENTATION OF COOPERATIVE LEARNING MODEL TYPE TEAM ASSISTED INDIVIDUALIZATION TO TRACE THE SCIENCE PROCESS SKILLS OF CHEMISTRY EQUILIBRIUM MATERIALS)
UNESA Journal of Chemical Education Vol 7 No 2 (2018)
Publisher : Universitas Negeri Surabaya

Penelitian ini mendeskripsikan implementasi model pembelajaran kooperatif tipe Team Assisted Individualization untuk melatihkan keterampilan proses sains materi kesetimbangan kimia. Hasil penelitian menunjukkan bahwa: 1) Keterlaksanaan pembelajaran berjalan dengan efektif dengan perolehan persentase kualitas mencapai 90,2% dengan kriteria sangat baik, 2) Aktivitas peserta didik yang relevan lebih tinggi dibandingkan aktivitas tidak relevan sehingga model pembelajaran ini efektif untuk melatihkan keterampilan proses sains, 3) Hasil belajar keterampilan proses sains mencapai skor ³ 72 sesuai KKM dengan skor rata-rata untuk komponen merumuskan masalah, menyusun hipotesis, merencanakan investigasi, memproses data, menganalisis investigasi, dan membuat kesimpulan secara berturut-turut sebesar 90,28; 75,69; 86,81; 84,72; 80,56; 84,03; 90,28 dengan ketuntasan klasikal sebesar 80,55% dengan N-Gain cenderung kriteria peningkatan tinggi dibuktikan dengan peserta didik yang memperoleh kriteria peningkatan tinggi lebih dominan, 4) Hasil belajar ranah kognitif memperoleh skor rata-rata sebesar 81,11 dengan ketuntasan klasikal sebesar 88,87%, 5) Respons peserta didik terhadap model pembelajaran menunjukkan bahwa secara keseluruhan dalam kategori efektif dan/sangat efektif.Kata kunci: keterampilan proses sains, model pembelajaran kooperatif, kesetimbangan kimiaThis study to describe the implementation of cooperative learning model type Assisted Individualization Team to trace the science process skills of chemistry equilibrium materials. The results showed that: 1) The implementation of learning runs effectively with the acquisition of the percentage of quality reaches 90.2% with very good criteria, 2) The relevance of relevant learners activity compared to the irrelevant activity so that this learning model is effective to trained the skill of science process, 3) The result of science process learning achieves score  72 according to KKM with average score for component formulating problem, preparing hypothesis, planning investigation, processing data, analyzing investigation, and making conclusion respectively 90,28; 75.69; 86.81; 84,72; 80,56; 84.03; 90,28 with classical completeness equal to 80,55% with N-Gain tends to high improvement criteria proved by learners who get high predominantly higher criterion, 4) Cognitive learning result obtained average score 81,11 with classical completeness equal to 88.87%, 5) The learners response to the learning model indicates that the overall category is effective and / very effective.Keywords: science process skills, cooperative learning model, chemical equilibrium

PENERAPAN MODEL PEMBELAJARAN INKUIRI TERBIMBING UNTUK MELATIHKAN KETERAMPILAN PROSES SAINS SISWA PADA SUB MATERI FAKTOR-FAKTOR YANG MEMPENGARUHI LAJU REAKSI (IMPLEMENTATION GUIDED INQUIRY MODEL TO TRAIN OF STUDENTS SCIENCE PROCESS SKILLS ON THE SUB-MATTER OF FACTORS AFFECTING THE RATE REACTIONS)
UNESA Journal of Chemical Education Vol 7 No 2 (2018)
Publisher : Universitas Negeri Surabaya

Penelitian ini bertujuan untuk melatihkan keterampilan proses sains siswa pada sub materi faktor-faktor yang mempengaruhi laju reaksi dengan penerapan model pembelajaran inkuiri terbimbing. Jenis penelitian adalah One Group Pretest-Postest Design.Subjek penlitian yaitu 30 siswa kelas XI MIPA 2 SMA Negeri 1 Krembung Sidoarjo, dengan instrumen yang digunakan adalah lembar pengamatan keterlaksanaan pembelajaran, aktivitas siswa, hasil belajar keterampilan proses sains, serta respon siswa.Hasil penelitian didapatkan data sebagai berikut : (1) Keterlaksanaan model pembelajaran inkuiri terbimbing pada pertemuan pertama hingga pertemuan ketiga memperoleh kategori sangat baik dengan skorsecara berurutan 96,43%; 90,48%; dan 94,05%. (2) Aktivitas yang paling dominan terlihat adalah aktivitas melakukan percobaan dalam menggunakan alat dan bahan, sedangkan frekuensi aktivitas yang paling sedikit terlihat adalah aktivitas membaca fenomena..(3) Hasil belajar keterampilan proses sains meningkat, dengan n-gain komponen mengajukan pertanyaan, mengajukan hipotesis, merencanakan percobaan, dan menfasirkan/interpretasi secara berturut-turut sebesar 0,7; 0,75; 0,62; 0,75 dengan nilai gain 0,71 kriteria tinggi. (4) responpositif siswa terhadap pembelajaran sebesar 94,45% dengan kriteria sangat baik.Hal ini menunjukkan bahwa model pembelajaran inkuiri terbimbing mampu melatihkan keterampilan proses sains pada sub materi faktor-faktor yang mempengaruhi laju reaksi. Kata Kunci:InkuiriTerbimbing, Keterampilan Proses Sains, Laju Reaksi. The purpose of this research is to train science process skills of students the sub-matter of factors affecting the rate reactionswith the application of guided inquiry learning model. This type of research is One Group Pretest-Postest Design. Research subjects are 30 students of class XI MIPA 2 SMA Negeri 1 Krembung Sidoarjo, with the instruments used are the observation sheet of learning activities, student activities, the results of learning science process skills, and student responses.The results of the research were obtained as follows: (1) The implementation of the inquiry learning model is guided in the first meeting to an excellent meeting with a score of 96.43%; 90.48%; and 94.05%(2) The most dominant activity seen is the activity of experimenting in the use of tools and materials, while the least visible activity frequency is the activity of reading the phenomenon. (3) The result of learning of science process skills increases, with component n-gain asking questions, proposing hypotheses, planning experiments, and interpreting / interpreting respectively by 0.7; 0.75; 0.62; 0.75 with a gain value of 0.71 high criterion(4) students positive responses to learning were 94.45% with very good criteria.This suggests that the guided inquiry learning model is able to trace the science process skills in the sub-matter of factors affecting the rate of reaction. Keywords : Inquiry, Sciene Process Skill, Reaction Rate.

PENGEMBANGAN LEMBAR KERJA SISWA (LKS) BERORIENTASI INKUIRI TERBIMBING UNTUK MELATIHKAN BERPIKIR KRITIS SISWA PADA MATERI ASAM BASA KELAS XI SMAN 2 BANGKALAN (DEVELOPMENT OF WORK SHEET ORIENTED INQUIRY LICENSED TO TRAIN CRITICAL THINKING SKILL IN STUDY ACID BASED CLASS XI SMAN 2 BANGKALAN)
UNESA Journal of Chemical Education Vol 7 No 2 (2018)
Publisher : Universitas Negeri Surabaya

Penelitian ini bertujuan untuk mengembangkan Lembar Kerja Siswa (LKS) berorientasi inkuiri terbimbing untuk melatihkan keterampilan berpikir kritis yang layak ditinjau dari kelayakan teoritis, kelayakan empiris, dan keterampilan berpikir kritis. Jenis penelitian ini yaitu penelitian pengembangan yang mengacu pada model R&D, tetapi hanya sampai pada tahap pengembangan produk melalui uji coba terbatas. Instrument yang digunakan yaitu lembar telaah, lembar validasi, lembar pretest dan post test keterampilan berpikir kritis serta angket respon siswa. Sumber data penelitian ini dari tiga dosen kimia dan 12 siswa kelas XI SMA, data tersebut dianalisis menggunakan deskriptif dan kuantitatif. Validasi yang diperoleh dari kelayakan teoritis yang berisi kriteria isi dan kriteria penyajian pada LKS 1 dan 2 berturut-turut persentasenya yaitu (67,5% dan 80%), kelayakan empiris pada LKS 1 dan 2 persentasenya yaitu 89,06%. Ketuntasan klasikal hasil belajar siswa pada pre test dan post test keterampilan berpikir kritis setelah diberikan LKS berorientasi inkuiri terbimbing didapatkan nilai sebesar 41,67% meningkat menjadi 100%. Hasil angket respon dari siswa memnunjukkan 89,06% siswa memberikan respon positif terhadap LKS yang dikembangkan dengan kriteria sangat layak. Kata kunci: Inkuiri terbimbing, berpikir kritis, asam basa. This study aims to develop Student Worksheet (LKS) guided inquiry-oriented to train critical thinking skills that deserves review of theoretical feasibility, empirical feasibility, and critical thinking skills. This type of research is development research that refers to the R & D model, but only until the stage of product development through a limited trial. The instruments used are the review sheet, validation sheet, pretest and post test sheet of critical thinking skill as well as student response questionnaire. Sources of this research data from three chemistry lecturers and 12 students of class XI SMA, the data is analyzed using descriptive and quantitative. Validation obtained from the theoretical feasibility that contains the criteria of content and presentation criteria at LKS 1 and 2 respectively the percentages are (67,5% and 80%), empirical feasibility at LKS 1 and 2 percentage that is 89,06%. The classical completeness of the students learning outcomes in the pre test and post test of critical thinking skills after being given a guided inquiry oriented LKS obtained a value of 41.67% increased to 100%. The result of questionnaire response from students showed 89.06% of students gave positive response to LKS that developed with criteria very feasible. Keywords: Guided self-directed, critical thinking, acid-base.

Penerapan Model Pembelajaran Kooperatif Tipe Think Pair Share dengan Media Chemic (Chemistry Comic) untuk Meningkatkan Hasil Belajar Siswa pada Materi Ikatan Kimia di SMAN 1 Krian Sidoarjo
UNESA Journal of Chemical Education Vol 7 No 2 (2018)
Publisher : Universitas Negeri Surabaya

Penelitian ini bertujuan untuk mendeskripsikan keterlaksanaan, aktivitas siswa, peningkatan hasil belajar siswa dan respon siswa setelah diterapkan model pembelajaran kooperatif tipe Think Pair Share dengan media Chemic (Chemistry Comic) pada materi ikatan kimia. Jenis penelitian ini merupakan penelitian pre eksperimental design dengan menggunakan one group pretest-posttest design. Subjek penelitian ini adalah siswa SMAN 1 Krian Sidoarjo kelas X IPA 5 tahun ajaran 2017-2018 dengan jumlah 36 siswa. Hasil keterlaksanaan model pemebelajaran pertemuan pertama mendapatkan nilai 91,67% dan pada pertemuan kedua sebesar 95,83%. Aktivitas siswa yang relevan dengan pembelajaran guru mendapatkan persentase 100%. Pada hasil belajar siswa didapatkan ketuntasan klasikal sebesar 89% dan seluruh siswa mengalami peningkatan belajar. Hasil penelitian ini menunjukkan bahwa pembelajaran kooperatif tipe Think Pair Share dengan media Chemic (Chemistry Comic) dapat meningkatkan hasil belajar siswa. Kata Kunci: Kooperatif, Think Pair Share, Chemistry Comic, Hasil belajar

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Contact Name
Muchlis

Contact Email
unesa.j.chem.edu@gmail.com

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+6281330277591

Journal Mail Official
unesa.j.chem.edu@gmail.com

Editorial Address
Prodi Pendidikan Kimia FMIPA Universitas Negeri Surabaya Ketintang, Kec. Gayungan, Kota SBY, Jawa Timur 60231

Location
Kota surabaya,

Jawa timur

INDONESIA

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Home Page

OAI Link

Editorial Team

Contact

Reviewer

Google Scholar

Contact Name Muchlis

Contact Email unesa.j.chem.edu@gmail.com

Phone +6281330277591

Journal Mail Official unesa.j.chem.edu@gmail.com

Editorial Address Prodi Pendidikan Kimia FMIPA Universitas Negeri Surabaya Ketintang, Kec. Gayungan, Kota SBY, Jawa Timur 60231

Location Kota surabaya, Jawa timur INDONESIA

Abstract

Abstract

Abstract

Abstract

Abstract

Abstract

Abstract

Abstract

Abstract

Abstract

Contact Name
Muchlis

Contact Email
unesa.j.chem.edu@gmail.com

Phone
+6281330277591

Journal Mail Official
unesa.j.chem.edu@gmail.com

Editorial Address
Prodi Pendidikan Kimia FMIPA Universitas Negeri Surabaya Ketintang, Kec. Gayungan, Kota SBY, Jawa Timur 60231

Location
Kota surabaya,

Jawa timur

INDONESIA