
Jharkhand Academic Council (JAC) has released the official Class 12 Chemistry syllabus for the academic year 2025, providing students with a clear and well-organized study plan. The JAC Board Class 12th Chemistry syllabus 2025 covers a broad range of topics, from physical and inorganic chemistry to organic chemistry, ensuring a balanced and thorough understanding of the subject.
This syllabus is designed to prepare students not only for their board examinations but also to develop their analytical thinking and problem-solving abilities through both theoretical concepts and practical experiments. By following this detailed syllabus, students can build a strong foundation in chemistry, which will be valuable for higher education and various competitive exams.
JAC Board Class 12th Chemistry syllabus for 2025 is created to cover a wide range of fundamental and advanced topics in chemistry. This structured course will help students build a strong conceptual foundation and practical understanding essential for board exams and higher studies.
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JAC Board Class 12th Chemistry Syllabus 2025 |
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Unit No. |
Unit Name |
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1 |
Solid State |
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2 |
Solutions |
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3 |
Electrochemistry |
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4 |
Chemical Kinetics |
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5 |
Surface Chemistry |
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6 |
General Principles and Processes of Isolation of Elements |
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7 |
p-Block Elements |
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8 |
d- and f-Block Elements |
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9 |
Coordination Compounds |
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10 |
Haloalkanes and Haloarenes |
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11 |
Alcohols, Phenols, and Ethers |
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12 |
Aldehydes, Ketones and Carboxylic Acids |
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13 |
Organic Compounds Containing Nitrogen |
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14 |
Biomolecules |
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15 |
Polymers |
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16 |
Chemistry in Everyday Life |
JAC Class 12 Chemistry Practical Exam Syllabus 2025 is created to assess students' understanding and application of chemical concepts through hands-on experiments. The practical exam carries a weightage of 30 marks, contributing to the overall 100 marks for the subject. The syllabus includes a variety of experiments and activities that align with the theoretical concepts taught during the course.
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JAC Class 12 Chemistry Practical Exam Syllabus 2025 |
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Section |
Practical Topics |
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A. Surface Chemistry |
- Preparation of lyophilic sols (starch, egg albumin, gum) and lyophobic sols (aluminium hydroxide, ferric hydroxide, arsenious sulphide) |
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- Dialysis of the prepared sols |
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- Study of emulsifying agents in stabilizing emulsions |
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B. Chemical Kinetics |
- Effect of concentration and temperature on the reaction rate between Sodium Thiosulphate and Hydrochloric acid |
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- Study of reaction rates: iodide ion with hydrogen peroxide or potassium iodate with sodium sulphite (clock reaction) |
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C. Thermochemistry |
- Enthalpy of dissolution of copper sulphate or potassium nitrate |
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- Enthalpy of neutralization of strong acid (HCl) and strong base (NaOH) |
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- Enthalpy change during interaction between acetone and chloroform |
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D. Electrochemistry |
- Variation of cell potential in Zn/Zn²⁺ |
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E. Chromatography |
- Separation of pigments from leaves and flowers by paper chromatography and determination of Rf values |
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- Separation of constituents in an inorganic mixture containing two cations |
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F. Preparation of Inorganic Compounds |
- Preparation of double salt: Ferrous Ammonium Sulphate or Potash Alum |
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- Preparation of Potassium Ferric Oxalate |
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G. Preparation of Organic Compounds |
- Preparation of any one: Acetanilide, Di-benzalacetone, p-Nitroacetanilide, or Aniline yellow (2-Naphthol Aniline dye) |
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H. Tests for Functional Groups |
- Tests for unsaturation, alcoholic, phenolic, aldehydic, ketonic, carboxylic, and amino (primary) groups |
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I. Tests for Biomolecules |
- Characteristic tests for carbohydrates, fats, and proteins in pure samples and in foodstuffs |
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J. Titration |
- Determination of KMnO₄ molarity by titrating against oxalic acid or ferrous ammonium sulphate (students prepare standard solutions by weighing) |
Here is a detailed overview of the JAC Class 12 Chemistry Exam Pattern 2025 covering all essential information including marks distribution, question types, duration, and other important exam details for a clear understanding.
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JAC Class 12 Chemistry Exam Pattern 2025 |
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Particulars |
Details |
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Conducting Body Name |
Jharkhand Board Intermediate Examination |
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Full Marks |
70 marks (theory exam) + 30 marks (practical exam) |
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Types of Questions |
MCQ, Very Short Type, Short Type, Long Type Questions |
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Question Paper Pattern |
MCQs/Objective - 35 marks Short/Long answer - 35 marks |
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Exam Duration |
3 hours |
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Medium |
English / Hindi |
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Mode |
Offline |
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Maximum Marks |
100 marks |
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Passing Marks for Subject |
33% |
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Negative Marking |
No Negative Marking |
To download the JAC Class 12th Syllabus 2025, follow these steps:
Step 1: Visit the official Jharkhand Academic Council (JAC) website: jac.jharkhand.gov.in
Step 2: On the homepage, click on the Others option in the menu bar.
Step 3: Click on "Syllabus" from the dropdown menu.
Step 4: On the new page, locate and click on "View Syllabus".
Step 5: Find the Class 12 Chemistry syllabus link and download the PDF file for your reference.
Solve sample papers regularly to get familiar with the exam pattern and manage your time effectively.
Practice JAC Class 12th Previous Year Question Papers (PYQs) to identify important topics and understand question trends.
Focus on conceptual clarity rather than just memorizing facts.
Revise important formulas, reactions, and mechanisms frequently.
Make short notes for quick revision before exams.
Attempt mock tests to improve speed and accuracy.
Clear doubts promptly with teachers or peers to avoid confusion.
Allocate specific time daily for Chemistry alongside other subjects.
Maintain consistency in studies and avoid last-minute cramming.
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JAC Board Related link |
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