Vol. 13 No. 3 (2025): June 2025

Articles

• Comparative Analysis of Antioxidant Potential in Hexane and Methanol Fractions of Sungkai Leaves

  Elvira Deswita, Imelda Imelda, Suryati Suryati

  416-427

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  DOI : https://doi.org/10.33394/hjkk.v13i3.15692
  Abstract View: 0 | PDF Download: 51

• Alpha Amylase Inhibitory Activity of Curcumin Analogs and Its Synergy with Ferulic Acid in Vitro

  Khoirotun Nafillah, Helena Devi Ariyani, Lia Retian Asfirah

  428-437

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  DOI : https://doi.org/10.33394/hjkk.v13i3.15683
  Abstract View: 0 | PDF Download: 64

• Phytochemical Profile and Antioxidant Activity of Bandotan (Ageratum conyzoides L.) Leaves from East Kalimantan

  Ayu Iradha Umi Hajar, Marwa Indah, Esti Miranda, Indah Nuraini, Aldi Kusuma, Farah Erika

  438-448

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  DOI : https://doi.org/10.33394/hjkk.v13i3.16179
  Abstract View: 0 | PDF Download: 150

• Analysis of Protein Content in Moringa Leaves (Moringa oleifera) and Katuk (Sauropus androgynus) as an Alternative Plant-Based Protein

  Tiara Maulina, Egi Syahrah Anggraeni, Kiki Putri Septya Pratama, Miftahul Jannah, Miftahul Jannah, Muhammad Amir Masruhim

  449-456

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  DOI : https://doi.org/10.33394/hjkk.v13i3.16430
  Abstract View: 0 | PDF Download: 93

• Formulation and Evaluation of Dishwashing Soap Based on Eichhornia crassipes Activated Carbon as an Environmentally Friendly Cleanser

  Erlin Dwi Nurrohimi, Arjuna Pramana, Rina Idayanti, Marsha Azharia Husna, Lisa Amelia, Wirhanuddin Wirhanuddin

  457-467

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  DOI : https://doi.org/10.33394/hjkk.v13i3.16034
  Abstract View: 0 | PDF Download: 229

• Literature Review: Alkaloid Compounds in Medicinal Plants: Mechanisms and Anti-Diabetic Potential

  Ade Novira Rahmadhani, Lia Rismawati, Aisyah Zahra Nurramadhani, Salsabila Dia Syahputri, Rindiani Dwi Saputri, Usman Usman

  468-478

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  DOI : https://doi.org/10.33394/hjkk.v13i3.16012
  Abstract View: 0 | PDF Download: 257

• Synthesis AuNPs Using Moringa oleifera Extract and Potential Study as Colorimetric Microplastic Detection

  Muhammad Bakhru Thohir, Dyah Setyaningrum, Meilisa Rusdiana Surya Efendi, Arya Ananda Saputra, Marta Citra Nursaida

  479-491

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  DOI : https://doi.org/10.33394/hjkk.v13i3.16603
  Abstract View: 0 | PDF Download: 68

• Synthesis of Silicon/Silica/Carbon Composite from Rice Husk via Mechanical Milling Method as Anode Lithium-Ion Batteries

  Mohamad Alief Ramdhan, Nindya Tri Muliawati

  492-500

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  DOI : https://doi.org/10.33394/hjkk.v13i3.16618
  Abstract View: 0 | PDF Download: 74

• Development of Chemistry Learning Performance Assessment Instruments: Systematic Literature Review

  Nurhalimah Hasibuan, Winda Ariani, Nahadi Nahadi

  501-509

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  DOI : https://doi.org/10.33394/hjkk.v13i3.14381
  Abstract View: 0 | PDF Download: 89

• Students’ Misconceptions in Chemistry Learning: A Systematic Literature Review from 2015 to 2025

  Pahriah Pahriah, I Gde Wawan Sudatha, I Kadek Suartama, Made Hery Santosa

  510-529

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  DOI : https://doi.org/10.33394/hjkk.v13i3.15805
  Abstract View: 0 | PDF Download: 234

• General Chemistry Class Perspective On The Utilization Of Young Coconut water To Treat Fever Symptom

  Dimas Ridho, Tita Juwitaningsih, Rafidah Almira Samosir, Alfira Julian Pratiwi, Mutia Ardila, Ekin Dwi Arif Kurniawan, Mirna Wulan Sari Sianipar, Syalwa Nur Alisya, Novitasari Br. Hutahuruk, Firman Satria Tafonao

  530-540

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  DOI : https://doi.org/10.33394/hjkk.v13i3.15819
  Abstract View: 0 | PDF Download: 106

• Educational Magazine Contains Phytochemical Screening Materials for Chemistry Education Students: Development and Validation

  Lestia Furnapasta, Baiq Fara Dwirani Sofia

  541-553

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  DOI : https://doi.org/10.33394/hjkk.v13i3.15768
  Abstract View: 0 | PDF Download: 58

• Improving Students’ Creative Thinking Skills through Problem Based Learning on Colloid: A Lesson Study Practice

  Siti Munawaroh, Herunata Herunata, Silviani Silviani

  554-567

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  DOI : https://doi.org/10.33394/hjkk.v13i3.15840
  Abstract View: 0 | PDF Download: 59 Creative Thinking Skills Improvement Data Download: 0 Teaching Module Cycle I Download: 0 Teaching Module Cycle II Download: 0 Lesson Study Observation Sheet Download: 0 Creative Thinking Skills Observation Sheet Download: 0

• Learning Cycle 5E through Interactive Simulator to Improve Understanding of Molecular shapes and Chemistry Identity

  Dinda Ayu Pitaloka, Muntholib Muntholib, Dasianto Dasianto

  568-584

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  DOI : https://doi.org/10.33394/hjkk.v13i3.15842
  Abstract View: 0 | PDF Download: 88 Understanding Molecular Shape Improvement Data Download: 0 Student activity sheets cycle 1 Download: 0 Student activity sheets cycle 2 Download: 0 Chemistry identity improvement data Download: 0

• Development of G-Sites that Support Students' Self-Regulated Learning Using TGT Type of Cooperative Learning

  Abdur Rahman Rizqi, Hayuni Retno Widarti, Aisyah Anantayani, Afina Afidhotun Nisa, Nur Kholish Amrullah, Rofinda Gita Aini

  585-601

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  DOI : https://doi.org/10.33394/hjkk.v13i3.15845
  Abstract View: 0 | PDF Download: 77

• Cracking Culture: Exploration of Bugis Salted Eggs as a Chemistry Learning Resource

  Nur Yusaerah, Imranah Imranah, Elvira Elvira

  602-610

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  DOI : https://doi.org/10.33394/hjkk.v13i3.15929
  Abstract View: 0 | PDF Download: 49

• Differentiated Instruction Based on Learning Styles in Chemistry Classrooms: A Systematic Review of Models, Outcomes, and Implementation Challenges

  Septian Ariq Hariyanto, Sulistyaningsih Sulistyaningsih, Jamil Suprihatiningrum

  611-617

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  DOI : https://doi.org/10.33394/hjkk.v13i3.15933
  Abstract View: 0 | PDF Download: 153

• Scientific Skills Through Guided Inquiry: A Case Study of Briquette Production from Corncob and Coffee Grounds

  Egita Widiastuti, Neneng Windayani, Yulia Sukmawardani, Risa Rahmawati

  618-632

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  DOI : https://doi.org/10.33394/hjkk.v13i3.15955
  Abstract View: 0 | PDF Download: 59 Scientific Skills Through Guided Inquiry: A Case Study of Briquette Production from Corncob and Coffe Grounds Download: 0

• Development of Socio-Scientific Issue-Based E-Modules on Addictive Substances to Enhance Students’ Chemical Literacy

  Mia Lestari, Imelda Helsy, Ferli Septi Irwansyah, Sari Sari, Iis Dahriah, Grace Martian Hakim

  633-645

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  DOI : https://doi.org/10.33394/hjkk.v13i3.16419
  Abstract View: 0 | PDF Download: 65 Lampiran Penelitian Development of Socio-Scientific Issue-Based E-Modules on Addictive Substances to Enhance Students’ Chemical Literacy Download: 0

• The Effect of Collaborative Problem Solving Learning Model on Students' Collaboration Skills in Chemistry Learning

  Wahyu Yunita Lestari, Farah Erika, Agung Rahmadani

  646-654

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  DOI : https://doi.org/10.33394/hjkk.v13i3.15784
  Abstract View: 0 | PDF Download: 110

• Survey Study of Student Perceptions of Prospective Chemistry Teachers on the Development of Small-Scale Chemistry Practicums

  Febriati Dian Mubarokah, Muhammad Nurul Hana

  655-669

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  DOI : https://doi.org/10.33394/hjkk.v13i3.16148
  Abstract View: 0 | PDF Download: 104

• Toxicity and Antioxidant Activity Test of Rambutan Seeds (Nephelium lappaceum L.)

  Alvionita Puspa Arum, Agung Rahmadani, Laode Rijai, Harra Ismi Farah

  670-677

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  DOI : https://doi.org/10.33394/hjkk.v13i3.16376
  Abstract View: 0 | PDF Download: 99

• Formulation of Solid Soap Preparation from Used Cooking Oils with Pineapple Peel Eco-enzyme

  Luvena Salsabila, Irene Nindita Pradnya, Ivan Maulana, Savira Rahma Diana, Annisa Amalia

  678-687

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  DOI : https://doi.org/10.33394/hjkk.v13i3.15337
  Abstract View: 0 | PDF Download: 112

• The Effects of Microplastic Chemical Waste on the Environment : Literature Review

  Dahlia Rosma Indah, Dewi Rayani, Nurwahidah Nurwahidah

  688-701

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  DOI : https://doi.org/10.33394/hjkk.v13i3.16747
  Abstract View: 0 | PDF Download: 48

• Application of Science Process Skills-Based Worksheets On The Project of Making Natural Larvicide From Areca Nut

  Siti Rahma, Saepudin Rahmatullah, Imelda Helsy, Riri Aisyah

  702-712

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  DOI : https://doi.org/10.33394/hjkk.v13i3.16532
  Abstract View: 0 | PDF Download: 50

• Kinetic Analysis of Saponification Reaction in Eco-Friendly Soap Production Based on Waste Cooking Oil

  Apri Wahyudi, Berlian Sitrous, Ferdinand Hidayat

  713-723

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  DOI : https://doi.org/10.33394/hjkk.v13i3.14828
  Abstract View: 0 | PDF Download: 930