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UNESA 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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PENGEMBANGAN LEMBAR KERJA SISWA (LKS) BERORIENTASI GUIDED INQUIRY UNTUK MELATIHKAN KETERAMPILAN PROSES SAINS PADA MATERI ASAM-BASA (DEVELOPMENT OF STUDENTS WORKSHEET WITH GUIDED INQUIRY ORIENTATION TO PRACTICE SCIENCE PROCESS SKILLS IN ACID-BASE TOPIC)
UNESA Journal of Chemical Education Vol 6 No 3 (2017): Vol. 6, No.3, (2017)
Publisher : Universitas Negeri Surabaya

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (545.926 KB) | DOI: 10.26740/ujced.v6n3.p%p

Abstract

Penelitian ini bertujuan mengetahui kelayakan lembar kerja siswa, melatihkan keterampilan proses sains siswa, serta hasil belajar siswa. Desain penelitian ini menggunakan model pengembangan 4-D, tetapi tahap penyebaran tidak dilakukan. Instrumen yang digunakan adalah lembar telaah, validasi, respon siswa, evaluasi keterlaksanaan guided inquiry, evaluasi keterampilan proses sains, tes keterampilan proses sains, evaluasi hasil belajar, serta pengamatan aktivitas siswa. Uji coba terbatas dilakukan terhadap 12 siswa kelas XI SMAN 16 Surabaya. Metode yang digunakan adalah angket, evaluasi, dan pengamatan. Hasil validasi menyatakan lembar kerja siswa sangat layak berdasarkan kriteria isi, bahasa, penyajian, kegrafikan, guided inquiry, dan keterampilan proses sains dengan persentase 84,63%; 89,06%; 81,25%; 84,25%; 85,42%; 78,13%. Siswa memiliki keterampilan proses sains yang mulai membudaya dengan persentase 91,66%, dan hasil belajar yang baik dengan ketuntasan 80%. Kata Kunci: lembar kerja siswa, guided inquiry, keterampilan proses sains, hasil belajar, asam-basa, kelayakan. The aim of this study was known the feasibility of students worksheet, practice science process skills, and students’s cognitive result. This study using 4-D models, with no disseminate step. The instrument used in this study were review, validity, students’s response questionnaire, guided inquiry evaluation, science process skills evaluation, students’s cognitive evaluation, and observation of activity students sheet. Limited trial test was conducted to 12 students of 11th grade of SMAN 16 Surabaya. The method used in this study were questionnaire, evaluation, and observation. Validation result showed that students worksheet was very feasible based on criteria of content, language, presentation, graphical, guided inquiry, and science process skills as followed: 84,63%; 89,06%; 81,25%; 84,25%; 85,42%; 78,13%. Students had good developing science process skills with percentage as followed 91,66%, and good students’s cognitive result with percentage 80%. Key words: students worksheet, guided inquiry, science process skills, students’s cognitive result, acid-base, feasibility.
PENGEMBANGAN LEMBAR KERJA SISWA BERORIENTASI INKUIRI TERBIMBING UNTUK MELATIH KETERAMPILAN PROSES SAINS PADA MATERI KESETIMBANGAN KIMIA (DEVELOPMENT OF STUDENTS WORKSHEET WITH GUIDED INQUIRY ORIENTATION TO PRACTICE SCIENCE PROCESS SKILLS IN CHEMICAL EQUILIBRIUM TOPIC)
UNESA Journal of Chemical Education Vol 6 No 3 (2017): Vol. 6, No.3, (2017)
Publisher : Universitas Negeri Surabaya

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (512.319 KB) | DOI: 10.26740/ujced.v6n3.p%p

Abstract

Penelitian ini untuk mengetahui kelayakan lembar kerja siswa berdasarkan validitas teoritis dan empiris. Desain penelitian ini menggunakan model pengembangan 4D, tetapi untuk tahap penyebaran tidak dilakukan. Instrumen yang digunakan adalah lembar telaah, validasi, observasi inkuiri terbimbing, tes hasil belajar, angket respon siswa, pengamatan aktivitas siswa, serta tes keterampilan proses sains. Uji coba terbatas dilakukan terhadap 12 siswa kelas XI SMAN 1 Krembung. Metode yang digunakan adalah angket, pengamatan, dan tes. Hasil validasi teoritis menyatakan lembar kerja siswa sangat layak berdasarkan kriteria isi, bahasa, penyajian, kegrafikan, inkuiri terbimbing, keterampilan proses dengan persentase berturut-turut sebesar 96,67%, 95%,85,56%, 90%, 93,33%, 93,33%. Sementara berdasarkan validitas empiris dari respon siswa kriteria isi, bahasa, penyajian, kegrafikan, inkuiri terbimbing, keterampilan proses persentase berturut-turut sebesar 95,83%,95,83%,94,05%,97,22%,100%,100%. Kata Kunci: lembar kerja siswa, inkuiri terbimbing, keterampilan proses sains, kesetimbangan kimia, kelayakan.
PENERAPAN MODEL PEMBELAJARAN KOOPERATIF TIPE NUMBERED HEAD TOGETHER (NHT) UNTUK MENINGKATKAN KETERAMPILAN METAKOGNITIF SISWA PADA MATERI ASAM BASA DI KELAS XI
UNESA Journal of Chemical Education Vol 6 No 3 (2017): Vol. 6, No.3, (2017)
Publisher : Universitas Negeri Surabaya

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (497.877 KB) | DOI: 10.26740/ujced.v6n3.p%p

Abstract

Penelitian ini bertujuan untuk mengetahui keterlaksanaan proses pembelajaran, aktivitas siswa dan meningkatkan keterampilan metakognitif siswa dengan menerapkan model pembelajaran kooperatif tipe NHT pada materi asam basa. Subyek penelitian ini adalah 30 siswa kelas XI IPA 4 SMA NU 1 Gresik pada semester 2 tahun ajaran 2016-2017. Jenis penelitian yang digunakan adalah penelitian pra-eksperimen. Desain penelitian dalam penelitian ini yaitu “One group pre-test post-test design”. Perangkat pembelajaran yang digunakan yaitu: silabus, rencana pelaksanaan pembelajaran, lembar kerja siswa yang diadaptasi dari Mu’minin dan Azizah (2014) serta lembar soal tes metakognitif. Instrumen penelitian yang digunakan yaitu: lembar keterlaksanaan pembelajaran, rubrik lembar keterlaksanaan pembelajaran, Lembar aktivitas siswa, Lembar angket inventori metakognitif, rubrik inventori metakognitif, dan kisi-kisi keterampilan metakognitif yang dilatihkan melalui model pembelajaran kooperatif tipe NHT. Hasil penelitian ini menunjukkan bahwa: 1) Model pembelajaran kooperatif tipe NHT terlaksana dengan sangat baik dengan persentase ≥ 81%. 2) Aktivitas pada pertemuan 1, 2 dan 3 yang paling dominan adalah siswa melakukan percobaan (monitoring skills) yang memiliki persentase rata-rata sebesar 40%; 26,67% dan 36,67%. 3) Keterampilan metakognitif mengalami peningkatan yang baik ditunjukkan dengan nilai N-gain sebesar 0,49; 0,49; dan 0,51 dengan kategori sedang. Kata kunci: NHT, Keterlaksanaan, Aktivitas, Keterampilan Metakognitif
PENGEMBANGAN PERANGKAT PEMBELAJARAN BERBASIS BLENDED LEARNING PADA MATERI KOLOID (DEVELOPMENT OF LEARNING KIT BASED ON BLENDED LEARNING IN MATTER COLLOID)
UNESA Journal of Chemical Education Vol 6 No 3 (2017): Vol. 6, No.3, (2017)
Publisher : Universitas Negeri Surabaya

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (401.385 KB) | DOI: 10.26740/ujced.v6n3.p%p

Abstract

Penelitian ini bertujuan untuk mengetahui kelayakan perangkat pembelajaran berbasis blended learning yang dikembangkan pada materi koloid berdasarkan hasil validasi. Perangkat yang divalidasi meliputi silabus, RPP, LKS, dan web pembelajaran. Jenis penelitian adalah penelitian dan pengembangan (R&D) yang dibatasi sampai tahap uji coba terbatas. Hasil penelitian menunjukkan perangkat pembelajaran yang dikembangkan dinyatakan valid ditinjau dari kriteria isi, kebahasaan, dan penyajian berdasarkan hasil validasi memperoleh persentase dengan rentang 65-100% layak dengan kategori baik yang terdiri atas silabus memperoleh persentase dengan rentang 80-100%, RPP memperoleh persentase dengan rentang 70-100%, LKS memperoleh persentase dengan rentang 65-100%, dan web pembelajaran memperoleh persentase dengan rentang 70-100%. Kata kunci: blended learning, perangkat pembelajaran, koloid This study aims to determine the feasibility of interactive learning kid based on blended learning integratet moodle that developed in matter colloid on the result of validation. Validated devices includes syllabi, lesson plant, worksheets, and learning web. This research is a research and development which is limited in testing during the development stage. The results showed learning that developed declared valid in terms of contents criteria, presentation, and language by the result of the validation an average percentage with a range 65-100% worthy of good category consists syllabus earn a percentage with a range 80-100%, lesson plant (RPP) an average percentage with a range 70-100%, worksheets an average percentage with a range 65-100%, and learning web an average percentage with a range 70-100%. Keywords: Blended Learning, learning kid based, colloid
PENERAPAN MODEL PEMBELAJARAN INKUIRI TERBIMBING DENGAN PENDEKATAN SAINTIFIK UNTUK MELATIHKAN KARAKTER ILMIAH SISWA PADA MATERI LARUTAN PENYANGGA (IMPLEMENTATION OF GUIDED INQUIRY MODEL WITH A SCIENTIFIC APPROACH TO PRACTICE SCIENTIFIC CHARACTER OF STUDENT AT BUFFER TOPIC)
UNESA Journal of Chemical Education Vol 6 No 3 (2017): Vol. 6, No.3, (2017)
Publisher : Universitas Negeri Surabaya

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (883.903 KB) | DOI: 10.26740/ujced.v6n3.p%p

Abstract

Penelitian ini bertujuan untuk mengetahui keterlaksanaan pembelajaran, pencapaian siswa terhadap nilai karakter ilmiah siswa, ketuntasan belajar siswa, serta respon siswa melalui penerapan model pembelajaran inkuiri terbimbing dengan pendekatan saintifik pada materi larutan penyangga. Sasaran penelitian ini adalah siswa kelas XI–IPA 2 SMA Sejahtera Surabaya tahun ajaran 2015/2016. Rancangan penelitian yang digunakan adalah One Group Pre Test Post Test Design yang dilaksanakan selama tiga kali pertemuan. Instrumen penelitian yang digunakan adalah lembar observasi keterlaksanaan pembelajaran, lembar pengamatan perilaku berkarakter, lembar penilaian diri, lembar Pre test dan post test, serta angket respon siswa. Hasil penelitian menunjukkan bahwa (1) hasil keterlaksanaan pembelajaran dari pertemuan pertama sampai ketiga berturut-turut dalah sebesar 79,51%; 82,64%; dan 87,50%. (2) hasil penilaian diri dapat diketahui pencapaian siswa terhadap beberapa karakter sangat baik dengan persentase rata-rata untuk karakter disiplin 94,38%; jujur 100%; teliti 90,63%; toleransi 95%; dan tanggung jawab 90,63%. (3) ketuntasan belajar siswa secara klasikal sebesar 82,50%. (4) Melalui hasil angket, dapat diketahui bahwa siswa memberikan respon positif terhadap model pembelajaran yang telah diterapkan. Kata kunci: Model Pembelajaran Inkuiri, Pendekatan Saintifik, Karakter Ilmiah Siswa, Larutan Penyangga. The aims of this study is to know the learning performed, students achievement of the character values, student outcomes, and student response through implementation of guided inquiry model with a scientific approach of student on buffer topic. The subject of this research were students in XI-IPA2 class of SMA Sejahtera Surabaya year 2015/2016 . Design of this study is one group pre test post test design was held in three sessions. The study instrument used are observation sheet of syntax, feasibility study, observation sheet of characterized behavior, sheet of self assessment, sheet of pre test and post test, and sheet of student respons. The results of this study is (1) the result of syntax feasibility from the first to third sessions is 79,51%; 82,64%; and 87,50%. (2) the result of student self assessment known that the achievement of the character values were in very good category with percentage of dicipline 94,38%; honesty 100%; thorough 90,63%; tolerance 95%; and responsibility 90,63%. (3) clasical student outcomes is 82,50%. (4)While from the questionnaire result know that the students give positive respons on learning model that teacher used. Key Words: Guided Inquiry, Scientific Approach, Scientific Character of Student, Buffer topic
PENERAPAN MODEL PEMBELAJARAN INKUIRI TERBIMBING PADA MATERI POKOK LARUTAN  ELEKTROLIT DAN NONELEKTROLIT UNTUK MELATIHKAN KETERAMPILAN  BERPIKIR KRITIS SISWA KELAS X MA DARUL HIKMAH SOOKO MOJOKERTO (IMPLEMENTATION OF GUIDED INQUIRY LEARNING MODEL IN THE ELECTROLYTE AND NONELECTROLYTE SOLUTION MATTER TO TRAIN CRITICAL THINKING SKILLS STUDENTS X GRADE IN MA DARUL HIKMAH SOOKO MOJOKERTO)
UNESA Journal of Chemical Education Vol 6 No 3 (2017): Vol. 6, No.3, (2017)
Publisher : Universitas Negeri Surabaya

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (494.874 KB) | DOI: 10.26740/ujced.v6n3.p%p

Abstract

Tujuan penelitian ini adalah mengetahui ketrelaksanaan model pembelajaran, aktivitas siswa, dan keterampilan berpikir kritis siswa setelah dilaksanakan model pembelajaran inkuiri terbimbing pada materi pokok larutan elektrolit dan nonelektrolit. Diskriptif kuantitatif adalah jenis penelitian ini. Dilaksanakan di kelas X IPA2 MA Darul Hikmah Sooko Mojokerto sebanyak 21 siswa. Instrumen yang digunakan lembar pengamatan keterlaksanaan pembelajaran inkuiri terbimbing, lembar pengamatan aktivitas siswa, dan lembar tes keterampilan berpikir kritis. Keterlaksanaan model pembelajaran rata-rata tiap-tiap fase pertemuan 1 dan 2 yaitu fase 1 sebesar 3,58 dan 3,7; fase 2 sebesar 3,6 dan 3,62; fase 3 sebesar 3,0 dan 3,0; fase 4 sebesar 3,4 dan 3,6; fase 5 sebesar 3,45 dan 3,3; fase 6 sebesar 3,6 dan 3,6 dengan kriteria sangat baik. Aktivitas siswa menunjukkan sintaks model pembelajaran inkuiri terbimbing dan siswa sudah berlatih keterampilan berpikir kritis. Posttest mendapat nilai 80,95% siswa tuntas dan nilai rata-rata tiap keterampilan berpikir kritis yaitu interpretasi sebesar 3,17; analisis sebesar 3,41; dan inferensi sebesar 2,59 mengunakan sekala 4. Kata Kunci : Model Pembelajaran Inkuri Terbimbing, Keterampilan Berpikir Kritis, Larutan Elektrolit dan Nonelektrolit
DEVELOPMENT OF STUDENTS INQUIRY LABORATORY ACTIVITIES WORKSHEET FOR TRAINING SKILL PROCESS ON CHOLOID MATERIAL
UNESA Journal of Chemical Education Vol 6 No 3 (2017): Vol. 6, No.3, (2017)
Publisher : Universitas Negeri Surabaya

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (738.332 KB) | DOI: 10.26740/ujced.v6n3.p%p

Abstract

IMPLEMENTATION OF GUIDED INQUIRY MODELS IN REDOX MATTER TO TRAIN STUDENTS CRITICAL THINKING WITH BACKGROUND COGNITIVE STYLE FIELD INDEPENDENT AND FIELD DEPENDENT
UNESA Journal of Chemical Education Vol 6 No 3 (2017): Vol. 6, No.3, (2017)
Publisher : Universitas Negeri Surabaya

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (503.324 KB) | DOI: 10.26740/ujced.v6n3.p%p

Abstract

This study aims to observe the implementation, student activity, increased of students critical thinking after this models implemented in 37 student with Field Independent and Field Dependent cognitive style. Type of this study is quantitative descriptive research. Target of this research is student of X MIA 5 in SMAN 11 Surabaya with research design one group pretest-posttest. Instrument used in this research is observation of feasibility Guided Inquiry models sheets; observation student activity sheets; and critical thinking skills test sheets. Based on result of this research and discussion, so (1) feasibility of Guided Inquiry models for trained critical thinking skills student has average value at first meeting and second meeting is 3.8; and 3.85 in criteria very good; (2) based on percentage of student activity time, which showed student train critical thinking skills for Field Independent student as much as 43.03% (first meeting) and 44.48% (second meeting) also for student with Field Dependent as much as 38.3% (first meeting) and 40.6% (second meeting); (3) increased of critical thinking skills in high category for student Field Independent as much as 56% and 0% for student Field Dependent, in medium category for student Field Independent as much as 41% and 40% for student Field Dependent, in low category for student Field Independent as much as 3% and 60% for student Field Dependent Keywords: Guided Inquiry, Criticall Thinking Skills, Cognitive style, and Redox
PENGEMBANGAN LEMBAR KERJA SISWA MODEL INKUIRI TERBIMBING BERBASIS BLENDED LEARNING PADA MATERI POKOK KIMIA UNSUR (DEVELOPMENT OF GUIDED INQUIRY STUDENT WORK SHEET  BASED ON BLENDED LEARNING ON CHEMICAL ELEMENTS TOPIC)
UNESA Journal of Chemical Education Vol 6 No 3 (2017): Vol. 6, No.3, (2017)
Publisher : Universitas Negeri Surabaya

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (708.686 KB) | DOI: 10.26740/ujced.v6n3.p%p

Abstract

Penelitian yang dilakukan bertujuan untuk mengetahui kelayakan Lembar Kerja Siswa (LKS) Model Inkuiri Terbimbing berbasis blended learning ditinjau dari segi kelayakan teoritis dan segi kelayakan empiris pada materi pokok kimia unsur. Sasaran penelitian ini adalah 10 siswa SMA Negeri 1 Menganti. Rancangan penelitian menggunakan desain One Group Pretest-Postest. Hasil analisis data menunjukan bahwa Lembar Kerja Siswa ini layak digunakan dengan prosentase kelayakan sebesar 83%. Ketuntasan hasil belajar siswa mencapai 70% pada kategori sedang dan 30% pada kategori tinggi. Berdasarkan hasil uji coba, Lembar Kerja Siswa (LKS) model inkuiri terbimbing berbasis blended learning layak untuk di terapkan untuk pembelajaran kimia Kata kunci: Lembar Kerja Siswa, model inkuiri terbimbing, blended learning, kimia unsur This research is aimed to determine the feasibility of student worksheet with guided inquiry model based on blended learning in terms of the theoretical feasibility and empirical feasibility on chemical elements topic. The sample of this research is 10 students of SMA Negeri 1 Menganti. The research design used is One Group Pretest-Posttest design. The results of data analysis showed that the Student Worksheet is appropriate to use the eligibility percentage of 83%. The completeness of student learning outcomes reached 70% in the moderate category and 30% in the high category. Based on the test results, the student worksheet with guided inquiry model based blended learning eligible to apply in chemistry study. Keyword: student worksheet, guided inquiry model, blended learning, chemical elements
PENERAPAN MODEL PEMBELAJARAN DISKUSI STRATEGI THINK PAIR SHARE (TPS) UNTUK MENINGKATKAN HASIL BELAJAR PADA MATERI POKOK LARUTAN  ELEKTROLIT DAN NONELEKTROLIT SMA MUHAMMADIYAH 4 SURBAYA (APPLICATION OF LEARNING MODEL DISTRUSION STRATEGY THINK PAIR SHARE (TPS) TO INCREASE LEARNING RESULT IN MODE OF ELECTRONIC LEVEL AND NONELEKTROLITE SOLUTIONS SMA MUHAMMADIYAH 4 SURBAYA)
UNESA Journal of Chemical Education Vol 6 No 3 (2017): Vol. 6, No.3, (2017)
Publisher : Universitas Negeri Surabaya

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (423.157 KB) | DOI: 10.26740/ujced.v6n3.p%p

Abstract

Tujuan penelitian ini untuk mengukur peningkatan hasil belajar siswa melalui penerapan model pembelajaran diskusi dengan menggunakan strategi TPS pada materi pokok larutan elektrolit dan non elektrolit. Penelitian eksperimen semu atau preeksperimen adalah Jenis penelitian ini dengan “one group pretest-posttest design” sebagai rancangan penelitian. Penelitian ini dilaksanakan pada siswa kelas X IPA 2 SMA Muhammadiyah 4 Surabaya pada semester 2 tahun ajaran 2016-2017 yang berjumlah 28 siswa. Lembar pengamatan keterlaksanaan pembelajaran dan tes hasil belajar adalah Instrumen penelitian ini. Hasil yang diperoleh penelitian ini adanya kesinambungan yang cukup efektif antara pembelajaran diskusi dengan strategi TPS. Skor rata-rata keterlaksanaan pada pertemuan pertama adalah 3,47 dan pertemuan kedua adalah 3,40. Nilai yang diperoleh semuanya berada pada kriteria sangat baik. Sebanyak 96% siswa mengalami peningkatan hasil belajar [32% (9 siswa): tinggi dan 64% (18 siswa): sedang]. Model pembelajran diskusi dengan strategi TPS, siswa bisa memaksimalkan kegiatan proses belajar . Ditandai adanya peningkatan hasil belajar pada siswa dengan kategori sedang dan tinggi. Kata Kunci: model pembelajaran Diskusi, Strategi Think, Pair, Share (TPS), Larutan elektrolit dan non elektrolit The purpose of this study is to measure the improvement of student learning outcomes through the application of discussion learning model by using TPS strategy on the subject matter of electrolyte and non electrolyte solution. A quasi-experimental or preexperimental study is a type of this research with "one group pretest-posttest design" as a research design. This research was conducted on the students of class X IPA 2 SMA Muhammadiyah 4 Surabaya in the second semester of academic year 2016-2017 which amounted to 28 students. The observation sheet of the learning and learning outcomes is the instrument of this study. The result of this research is a quite effective sustainability between discussion study with TPS strategy. The average score for implementation at the first meeting was 3.47 and the second meeting was 3.40. The value earned is all on very good criteria. As many as 96% of students experienced improved learning outcomes [32% (9 students): high and 64% (18 students): moderate). Discourse discussion model with TPS strategy, students can maximize learning process activities. Marked an increase in learning outcomes in students with medium and high category. Keywords: Discussion learning model, Think Strategy, Pair, Share (TPS), Electrolyte and non electrolyte solution

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