Pick your chapter Tap any page to look inside
Chemistry
4 chapters · 487 board questionsChemical Reactions and Equations
135board questions
2023–2026
- 61 MCQ
- 33 very short
- 37 short answer
- 4 long answer
8 with diagrams · 88 pages
Acids, Bases and Salts
131board questions
2023–2026
- 69 MCQ
- 20 very short
- 28 short answer
- 7 case-based
- 7 long answer
13 with diagrams · 93 pages
Metals and Non-Metals
114board questions
2023–2026
- 55 MCQ
- 13 very short
- 32 short answer
- 10 case-based
- 4 long answer
21 with diagrams · 87 pages
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Carbon and Its Compounds
107board questions
2023–2026
- 38 MCQ
- 8 very short
- 2 short answer
- 5 case-based
- 54 long answer
60 with diagrams · 108 pages
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Biology
5 chapters · 551 board questionsLife Processes
162board questions
2023–2026
- 70 MCQ
- 47 very short
- 34 short answer
- 5 case-based
- 6 long answer
26 with diagrams · 112 pages
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Control and Coordination
101board questions
2023–2026
- 36 MCQ
- 33 very short
- 19 short answer
- 5 case-based
- 8 long answer
13 with diagrams · 70 pages
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How Do Organisms Reproduce?
107board questions
2023–2026
- 49 MCQ
- 10 very short
- 8 short answer
- 4 case-based
- 36 long answer
24 with diagrams · 85 pages
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Heredity
82board questions
2023–2026
- 37 MCQ
- 16 very short
- 21 short answer
- 8 case-based
22 with diagrams · 70 pages
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Our Environment
99board questions
2023–2026
- 48 MCQ
- 31 very short
- 20 short answer
5 with diagrams · 64 pages
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Physics
4 chapters · 429 board questionsLight – Reflection and Refraction
111board questions
2023–2026
- 20 MCQ
- 29 very short
- 36 short answer
- 10 case-based
- 16 long answer
58 with diagrams · 119 pages
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The Human Eye and the Colourful World
101board questions
2023–2026
- 41 MCQ
- 25 very short
- 33 short answer
- 2 case-based
40 with diagrams · 77 pages
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Electricity
118board questions
2023–2026
- 30 MCQ
- 34 very short
- 19 short answer
- 8 case-based
- 27 long answer
46 with diagrams · 117 pages
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Magnetic Effects of Electric Current
99board questions
2023–2026
- 31 MCQ
- 12 very short
- 29 short answer
- 2 case-based
- 25 long answer
61 with diagrams · 101 pages
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- ✅Official CBSE answersfrom the marking scheme
- 🤖Every question explainedstep by step by Mindy
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Download Chemical Reactions and Equations and Acids, Bases and Salts and see how Mindy explains every board question. Like it? Every other chapter is just ₹49.
Where can I get chapter-wise CBSE Class 10 Science PYQ PDFs with answers? Right here. Free to download: Chemical Reactions and Equations, Acids, Bases and Salts. Available for ₹49 each: Metals and Non-Metals, Carbon and Its Compounds, Life Processes, Control and Coordination, How Do Organisms Reproduce?, Heredity, Light – Reflection and Refraction, The Human Eye and the Colourful World, Electricity, Magnetic Effects of Electric Current, Our Environment.
What’s inside each chapter PDF
- Every board question on the chapter, 2023–2026. 1,467 questions across 13 chapters, grouped by type: multiple choice (MCQ), very short answer, short answer, long answer and case-based questions.
- Year, marks and subtopic on every question, so you know how often a topic comes up and how much it is worth.
- The official CBSE answer right under each question.
- Mindy’s step-by-step explanation of the reasoning. For MCQs it also says why each wrong option is wrong.
- The original diagrams and figures (397 questions with figures in all), for ray diagrams, circuits, structures and experiments.
- QR codes on the last page to practise the same chapter online with Mindy, with instant marking.
These pages are from the free Chemical Reactions and Equations PDF. Download it to see the whole thing, or tap Preview pages on any chapter above.
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Frequently asked questions
What is in a CBSE Class 10 Science chapter PDF?
Every CBSE board question on that chapter from 2023 to 2026, grouped into MCQ, very short answer, short answer, long answer and case-based questions. Each question shows its year, marks and subtopic, the official CBSE answer and Mindy's step-by-step explanation, with the original diagrams. Print it or read it on your phone.
Which chapter PDFs are available?
Free to download: Chemical Reactions and Equations, Acids, Bases and Salts. Available for ₹49 each: Metals and Non-Metals, Carbon and Its Compounds, Life Processes, Control and Coordination, How Do Organisms Reproduce?, Heredity, Light – Reflection and Refraction, The Human Eye and the Colourful World, Electricity, Magnetic Effects of Electric Current, Our Environment.
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Can I practise the same questions online instead?
Yes. The same CBSE Class 10 Science PYQs can be practised chapter by chapter on quiz.mindvsyou.io, where questions you get wrong come back for another shot. See https://mindvsyou.io/class-10-science-pyq-coverage.html for what each chapter covers.
Rather practise online?
Do the same questions one at a time with Mindy. Miss one and it comes back.