The Bihar School Examination Board (BSEB) has released the Bihar 12th Chemistry syllabus PDF on its official website, biharboardonline.com. The updated BSEB 12th Chemistry syllabus 2026-27 is to be studied by students who are going to appear for the Bihar 12th exams 2027 (Science stream). According to the latest BSEB 12th exam pattern of Chemistry, the theory paper will consist of 70 marks, while the practicals/IA will carry 30 marks. The duration of the Chemistry board exam will be 3 hours. In this article, students can find the direct download link to the BSEB 12th Chemistry syllabus 2026-27 PDF, marking scheme and other relevant details.
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Bihar Board Class 12th Chemistry Syllabus PDF (session 2023 to 2026) | PDF Download Link (Includes all other subjects as well) |
There are a total of 17 units in the Bihar Class 12 Chemistry syllabus 2026-27. It covers topics such as Electrochemistry, Chemical Kinetics, Coordination Compounds, Biomolecules, etc. The complete list of topics is mentioned in the table below.
S.No | Unit Name |
1. | The Solid State |
2. | Solutions |
3. | Electrochemistry |
4. | Chemical Kinetics |
5. | Surface Chemistry |
6. | General Principles and Processes of Isolation of Elements |
7. | Group I and II Elements |
8. | The p-Block Elements |
9. | The d-and f-Block Elements |
10. | Coordination Compounds |
11. | Haloalkanes and Haloarenes |
12. | Alcohols, Phenols and Ethers |
13. | Aldehydes, Ketones and Carboxylic Acids |
14. | Amines |
15. | Biomolecules |
16. | Polymers |
17. | Chemistry in Everyday Life |
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The practical syllabus for Bihar Board Class 12th Chemistry focuses on hands-on experiments, qualitative and quantitative analysis, and project work. The practical exam carries significant weightage (30 marks), so mastering these experiments is essential for scoring well. Check the image below to know the topics that are part of the Class 12 Chemistry practical syllabus for BSEB.

Students can go through the following table to understand the exam paper pattern and marking scheme for the BSEB Class 12th Chemistry subject:
Type of Question | Total Questions | Questions to Answer | Marks per Question |
MCQs | 42 | 35 | 1 mark each |
Short Answer | 18 | 10 | 2 marks each |
Long Answer | 6 | 3 | 5 marks each |
Frequently Asked Questions (FAQs)
Students can download the latest BSEB 12th syllabus directly from the official website, biharboardonline.com. A direct download link has also been provided in this article above.
The theory paper includes 35 MCQs (1 mark each), 10 short answer questions (2 marks each), and 3 long answer questions (5 marks each).
There will be 17 units in the BSEB Class 12th Chemistry theory paper. Some of the major topics include Electrochemistry, Surface Chemistry, Coordination Compounds, Biomolecules, Polymers, and Chemistry in Everyday Life.
On Question asked by student community
Hi Garima,
Sorry, currently we do not have an agriculture question paper, but I'm providing you with a link to an article. This article will be updated from time to time; keep checking the article. The question paper will be updated in the article.
https://school.careers360.com/boards/bseb/bihar-board-class-11-quarterly-exam-question-paper-2026
Hi Sakshi Raj
Check the links given below for last 5 years' Bihar Board final exam question papers
Hi Anshu Kumar
You can find the Bihar Board Class 11 Half-Yearly Question Papers 2025-26 for different subjects on Careers360, including Maths, Physics, Chemistry and Biology.
Click on the link below:
https://school.careers360.com/boards/bseb/bihar-board-class-11-half-yearly-question-paper-2025-26
If you need a particular subject, you can also use the Maths paper
Hi Akanksha,
You can download the half-yearly physics question paper.
If you need more resources, please let us know.
Hello Gulshan
Please check the link given below:
For Class 10: https://school.careers360.com/boards/bseb/bihar-board-10th-last-5-years-question-papers
For Class 12: https://school.careers360.com/boards/bseb/bihar-board-class-12-previous-years-question-papers-pdf-download
Hope it helps.
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