Some Basic Concepts of Chemistry: NEET Chemistry Questions and PYQs
Some Basic Concepts of Chemistry is a chapter of NEET Chemistry, in the Physical Chemistry unit. YoExam has 510+ practice questions on it, including 60+ previous year questions from NEET and AIPMT papers from 1988 to 2025, and every question comes with the answer and a full explanation.
Topics covered in Some Basic Concepts of Chemistry
Each topic can be practised on its own, so you can drill the exact part of the chapter you are weakest in.
- Importance of Chemistry & Matter
- Measurement, SI Units & Properties
- Scientific Notation, Significant Figures & Dimensions
- Chemical Laws & Dalton’s Theory
- Atomic, Molecular & Formula Mass
- Mole Concept & Molar Mass
- Percentage Composition & Molecular Formula
- Stoichiometry & Limiting Reagent
- Concentration Terms: Mass %, Mole Fraction, Molarity & Molality
Question types
Pick one type to focus, or mix them all. Counts as of 24 September 2026.
| Question type | Questions |
|---|---|
| Topic Wise | 450 |
| Previous Year Questions | 62 |
| Total | 512 |
Some Basic Concepts of Chemistry previous year questions
60+ questions on Some Basic Concepts of Chemistry come from past NEET and AIPMT papers from 1988 to 2025, across 30 different years. Each one shows the paper it came from, so you can see how the chapter has been examined over time. The NEET PYQ chapter-wise page compares every chapter.
How practice works
- Choose a question type or a topic, then answer at your own pace.
- Check each answer to see whether it is right, the correct option and the full explanation.
- Stop whenever you like and resume from the same question later.
- At the end, see your accuracy, time, and a breakdown by question type and difficulty.
Frequently asked questions
How many NEET questions are there on Some Basic Concepts of Chemistry?
YoExam has 510+ practice questions on Some Basic Concepts of Chemistry, including 60+ previous year questions from NEET and AIPMT papers from 1988 to 2025. Every question comes with the correct answer and a full explanation.
Are there NEET PYQs for Some Basic Concepts of Chemistry?
Yes. 60+ questions on Some Basic Concepts of Chemistry come from past NEET and AIPMT papers from 1988 to 2025, across 30 different years. You can practise them on their own by choosing Previous Year Questions for this chapter.
Is Some Basic Concepts of Chemistry free to practise on YoExam?
Yes. Some Basic Concepts of Chemistry is the first chapter of the Physical Chemistry unit, and the first chapter of every unit is free on YoExam, with no card needed.
What types of questions are there for Some Basic Concepts of Chemistry?
You can practise Some Basic Concepts of Chemistry as Topic Wise and Previous Year Questions, or mix every type together in one session.
Which topics does Some Basic Concepts of Chemistry cover?
9 topics: Importance of Chemistry & Matter; Measurement, SI Units & Properties; Scientific Notation, Significant Figures & Dimensions; Chemical Laws & Dalton’s Theory; Atomic, Molecular & Formula Mass; Mole Concept & Molar Mass; Percentage Composition & Molecular Formula; Stoichiometry & Limiting Reagent; Concentration Terms: Mass %, Mole Fraction, Molarity & Molality. Each one can be practised on its own.
More chapters in Physical Chemistry
- Structure of Atom: 930+ questions, 80+ PYQs
- Redox Reactions: 570+ questions, 27 PYQs
- Thermodynamics: 740+ questions, 90+ PYQs
- Chemical Equilibrium: 740+ questions, 44 PYQs
- Ionic Equilibrium: 780+ questions, 80+ PYQs
- Solutions: 720+ questions, 70+ PYQs
- Electrochemistry: 720+ questions, 70+ PYQs
- Chemical Kinetics: 670+ questions, 70+ PYQs
See every chapter on the NEET Chemistry page.