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CBSE Class 12 Chemistry Question Paper Set 3 (56/2/3) 2025 with Solutions

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2025 CBSE Chemistry Set 3 Paper Pattern, Answer Key & Preparation Tips

Get the CBSE Class 12 Chemistry Question Paper Set 3 (Code 56/2/3) 2025 right here as a free official question paper PDF. This is the exact CBSE board exam paper for Class 12 Chemistry, provided for your practice as per the latest guidelines.


The Chemistry board exam was conducted by CBSE in March 2025, following the current exam pattern and updated marking scheme. Students appearing for the 2026 exams can use this previous year’s question paper to understand recent trends and section-wise weightage.


Practice with this official CBSE question paper to build exam confidence, improve time management, and prepare for important topics in Chemistry. It’s a smart strategy for scoring higher marks in your upcoming Class 12 board exams.

2025 CBSE Chemistry Set 3 Paper Pattern, Answer Key & Preparation Tips

Vedantu empowers CBSE students with authentic previous year question papers for thorough board exam practice. The official CBSE Class 12 Chemistry Question Paper Set 3 (Code 56/2/3) 2025 is designed to evaluate in-depth conceptual clarity, analytical reasoning, and application-based skills—mirroring the standards expected by CBSE. Regular exposure to original papers helps build familiarity with the latest exam difficulty, enhances exam temperament, and strengthens topic coverage ahead of your board attempts.


ParameterDetails
ClassClass 12
SubjectChemistry
Set NumberSet 3
Paper Code56/2/3
Exam Year2025
Total Marks80
Time Allowed3 Hours

Why Solving CBSE Class 12 Chemistry Question Paper Set 3 (56/2/3) 2025 is Important

Practicing with the actual CBSE Class 12 Chemistry Set 3 (56/2/3) 2025 question paper improves your command of exam pattern, time management, and accuracy. With Vedantu’s official previous year question papers, students can recognize recurring concepts, optimize their answering technique, and develop confidence to tackle the 2025 Chemistry board paper.


How to Access CBSE Class 12 Chemistry Question Paper Set 3 (56/2/3) 2025 on Vedantu

To get the official CBSE Class 12 Chemistry Set 3 previous year question paper, simply follow these steps:

  • Visit Vedantu’s website.
  • Open the “Previous Year Question Papers” section for CBSE Class 12.
  • Select Chemistry, Set 3, and the exam year 2025.
  • Click “Download PDF” to get the previous year question paper.

Question Paper Structure & Format — CBSE Class 12 Chemistry Set 3 (56/2/3) 2025

The Chemistry board exam paper includes MCQs, short answers, and long answers with internal choices—helping you prepare for the full variety of question types as seen in recent CBSE trends.


SectionNo. of QuestionsMarks per QuestionTotal Marks
Section A616
Section B6212
Section C10330
Section D8432

Expert Tips for Attempting CBSE Class 12 Chemistry Question Paper Set 3 (56/2/3) 2025

Skim through the entire Chemistry paper before starting, answer easier questions first for assured marks, and maintain steady pacing so that you finish all sections with time for revision. Practicing consistently on Vedantu’s previous year question papers will sharpen these strategies for actual exam day.


Common Mistakes to Avoid in CBSE Class 12 Chemistry Question Paper Set 3 (56/2/3) 2025

Students should be careful not to misread numerical data, skip critical solution steps, or spend uneven time across sections. Clear presentation and writing correct units or chemical formulae, as seen in previous year question papers, help maximize scores and prevent unnecessary errors.


FAQs on CBSE Class 12 Chemistry Question Paper Set 3 (56/2/3) 2025 with Solutions

1. Where can I download CBSE Class 12 Chemistry Set 3 (56/2/3) 2025 paper?

You can download the CBSE Class 12 Chemistry Question Paper Set 3 (56/2/3) 2025 as a PDF for free from official and reputed educational resources.

Highlights:

  • Get both question paper and official answer key for Set 3
  • Available for students preparing for board exams and competitive exams
  • Check for latest updates after the CBSE board exam date in March 2025
Always ensure you use authentic links for your exam practice needs.

2. Was Set 3 of Chemistry 2025 considered easy or difficult?

Set 3 of the CBSE Class 12 Chemistry Board Exam 2025 was rated as moderate in difficulty by most students and teachers.

Breakdown:

  • Physical Chemistry: Moderate-level numericals, some required careful calculation
  • Organic Chemistry: Balanced, with some tricky reaction mechanism questions
  • Inorganic Chemistry: Largely direct questions from NCERT, mostly easy
  • Case-based/Competency questions: Time management was important
Overall, the paper was fair and aligned with the latest CBSE syllabus.

3. What is the difference between Set 1, Set 2, and Set 3 in Chemistry?

CBSE Class 12 Chemistry Set 1, Set 2, and Set 3 are parallel versions of the official board exam paper.

Key Differences:

  • Question sequence/order differs between sets
  • A few sub-questions may be unique to each set
  • All sets have the same total marks (70) and syllabus coverage
  • Level of difficulty remains comparable between sets
This format ensures fairness and prevents malpractices while covering essential chemistry topics across sets.

4. How many marks were practical vs theory in Chemistry 2025?

The marking division for CBSE Class 12 Chemistry 2025 was:

  • Theory Exam: 70 marks (Set 3 question paper)
  • Practical/Internal Assessment: 30 marks
This split is standard as per the latest CBSE Board guidelines.

5. Where can I find the official answer key and marking scheme for Chemistry Set 3?

The official answer key and marking scheme for CBSE Class 12 Chemistry Set 3 (56/2/3) 2025 can be downloaded from official CBSE resources or reputed educational websites.

Includes:

  • Stepwise answers for all questions (MCQ, SA, LA, case-based)
  • Marking breakup for each step
  • Accepted variations as per CBSE guidelines
Always use the latest officially released marking scheme for accurate self-evaluation.

6. Is CBSE Class 12 Chemistry Set 3 available with solutions in both English and Hindi?

Yes, the CBSE Class 12 Chemistry Set 3 (56/2/3) 2025 question paper and solutions are typically available in both English and Hindi mediums, as CBSE conducts exams in multiple languages.

  • Check your preferred version on the official CBSE or reputable academic platforms
  • Ensure you select the correct language for your practice

7. Is solving only Set 3 enough for full board revision?

While solving Set 3 is very helpful, it is best to practice all sets (Set 1, Set 2, Set 3) along with sample papers for complete exam preparation.

  • Covers all types of questions and varying difficulty levels
  • Identifies repeated and new topics
  • Boosts confidence for CBSE and competitive exams
Use Set 3 as part of a balanced practice strategy for best results.

8. What is the section-wise paper pattern of CBSE Class 12 Chemistry 2025?

The CBSE Class 12 Chemistry 2025 Set 3 paper pattern includes five sections:

  • Section A: 16 MCQs – 1 mark each
  • Section B: 5 Very Short Answers – 2 marks each
  • Section C: 7 Short Answers – 3 marks each
  • Section D: 2 Long Answers – 5 marks each
  • Section E: 3 Case/Competency-based – 4 marks each
Total marks for theory: 70; Time: 3 hours; Internal choices provided in some questions.

9. Are official marking schemes always released by CBSE for every set?

CBSE generally releases official marking schemes and answer keys for all board exam sets (Set 1, Set 2, Set 3) soon after the exams.

  • Provides clarity on stepwise marks allocation
  • Essential for teachers and students to evaluate papers uniformly
  • Check only official or CBSE-recognized sources for reliable marking schemes

10. Can I get topic-wise solutions and error analysis for Chemistry Set 3?

Many academic websites and coaching platforms provide topic-wise solutions and error analysis for CBSE Class 12 Chemistry Set 3 (56/2/3) 2025.

  • Helps understand key concepts, common mistakes, and scoring strategies
  • Includes detailed explanations for Physical, Organic, and Inorganic Chemistry
  • Useful for correcting exam patterns and mastering repeated topics
Choose expert-vetted, CBSE curriculum-aligned resources for the most accurate analysis.