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Free NEET Chemistry Mock Test: Some Basic Concepts in Chemistry Chapter Practice

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Key Questions on Basic Concepts of Chemistry for NEET Students

Feeling unsure about the basics in Chemistry? The NEET Some Basic Concepts in Chemistry Mock Test 2025 is here to help you build core concepts, boost speed, and get confident with the exact types of questions you’ll face.


You’ll get a full set of chapterwise mock tests with real-chapter MCQs, PDF download options, instant practice, and a realistic marking scheme. Each test mirrors the structure of the NEET test series and contains topic-focused Chemistry MCQ questions for speedy revision.


Use these NEET chapterwise mock tests and time analysis to identify your strengths and close gaps. Practice smarter and stay one step ahead for Chemistry success in NEET 2026!


Sl No. Mock Test
1 NEET 2026 Some Basic Concepts in Chemistry Mock Test 1
2 NEET 2026 Some Basic Concepts in Chemistry Mock Test 2
3 NEET 2026 Some Basic Concepts in Chemistry Mock Test 3

Key Questions on Basic Concepts of Chemistry for NEET Students

Mastering the “Some Basic Concepts in Chemistry” chapter is essential for any NEET aspirant aiming for top percentile in Chemistry. This foundational chapter builds the critical framework for solving stoichiometry, understanding the mole concept, applying the laws of chemical combination, and making accurate chemical calculations—all of which carry repeated weightage in NEET question papers. Targeted practice with NEET-style chapterwise mock tests, including Chemistry MCQs, boosts not only speed and accuracy, but also helps identify conceptual gaps early. Practicing through an authentic, exam-aligned mock test with real-time time analysis and an extensive question set prepares you to tackle both factual and application-based questions—mirroring the latest NTA NEET pattern for 2025-26.


What Makes “Some Basic Concepts in Chemistry” Indispensable for NEET 2026 Success?

This chapter forms the bedrock of Physical Chemistry, introducing crucial NEET topics such as the mole concept, empirical and molecular formulae, limiting reagents, and significant figures. NEET repeatedly tests your grasp of unit conversions, use of Avogadro’s number, and precise chemical equation balancing. The ability to quickly analyze MCQs on chemical laws, perform conversions and calculate reactant-product relationships can have a direct impact on your final score. Regular exposure to time-bound, NEET Chemistry mock tests not only accelerates your preparation but also familiarizes you with real exam time pressure and the latest question framing trends.


Essential NEET Formulas & Core Concepts – Some Basic Concepts in Chemistry

Concept/Formula Expression / Law NEET Relevance
Mole Concept Number of moles (n) = Mass (g) / Molar Mass (g/mol) Solving for moles, reactant ratios, and product amounts
Avogadro’s Number 1 mole = 6.022 × 1023 entities Direct MCQs on calculation of particles, atoms, or molecules
Empirical & Molecular Formula Empirical Formula: Simplest ratio of elements
Molecular Formula = (Empirical Formula)n, where n = Molar mass / Empirical formula mass
Conversions and formula deduction, common NEET MCQs
Law of Conservation of Mass Total mass of reactants = Total mass of products Identification of fundamental chemical laws
Law of Definite Proportions A chemical compound always has same elements in same proportions by mass Reasoning/application MCQs
Stoichiometry Balanced Equation → Reactant/Product ratios Numericals based on mole and mass relations
Significant Figures Rules: All non-zero digits + zeros in-between + zeros right of decimal after non-zero digit Accuracy/precision in numerical MCQs

Most Important NEET 2026 Focus Areas in “Some Basic Concepts in Chemistry”

  • Application of the mole concept in calculation-based MCQs and error-free conversions between mass, moles, molecules, and atoms.
  • Identification and formulation of empirical and molecular formulae from given percentage composition data.
  • Fast calculations using Avogadro’s number in NEET Chemistry MCQs.
  • Balancing chemical equations and understanding limiting reagent(s) to solve stoichiometry questions.
  • Applying laws of chemical combination (e.g., conservation of mass, multiple proportions) in conceptual NEET questions.
  • Mastering significant figures to ensure precise answers in calculation-heavy MCQs.

NEET Chemistry MCQ Strategy: Smart Practice & Pitfalls to Avoid

  • Pace Yourself: Use a timed mock test for this chapter; target < 20 minutes to complete all questions while minimizing negative marking from hasty guesses.
  • Read Carefully: Pay close attention to SI units, significant digits, and conversion factors—careless mistakes here lead to lost marks.
  • Concept Before Calculation: Always identify which formula or chemical law the NEET MCQ is testing before starting calculations, to avoid “trap” answer options.
  • Revisit NCERT Tables: Many NEET Chemistry MCQs source numbers (atomic masses, Avogadro’s number) directly from NCERT tables—memorize them for error-free answers.
  • Avoid Guesswork: Since there is negative marking, only mark your final answer after you are confident about both the approach and calculation.

Exam Trends: NEET Question Pattern & Chapterwise Weightage for “Some Basic Concepts in Chemistry”

Exam Year % Chemistry MCQs from Chapter Typical MCQ Topics
2021 ~8% Mole concept, significant figures, empirical/molecular formula, laws of combination
2022 6–7% Quick calculation MCQs, Avogadro based conversions, stoichiometry
2023 6% Precision in calculations, conversions, and direct law-based reasoning
2024 5–6% Short, single-concept MCQs mirroring NCERT and NTA style

Topic-Wise MCQ Distribution & Time Management – NEET 2026

MCQ Subtopic Avg. # of MCQs Difficulty Trend Ideal Time/MCQ
Mole Concept & Avogadro’s Number 15–18 Moderate, formula-based 45–60 sec
Empirical/Molecular Formula 6–8 Easy to moderate, calculation-driven 60–90 sec
Stoichiometry & Limiting Reagent 7–9 Moderate, multi-step 80–120 sec
Laws of Chemical Combination 5–7 Easy, conceptual 30–45 sec
Significant Figures 4–5 Easy, quick computation 30–45 sec

Proven Techniques: NEET Preparation Tips for “Some Basic Concepts in Chemistry”

  • Practice at least 30–40 Chapterwise MCQs based on previous NEET and NTA patterns to master speed and accuracy.
  • Attempt full-length mock tests with an online timer to build exam temperament and benchmark your sectional timing.
  • Use PDF MCQ sets for offline revision—solve, self-check, and mark areas needing focus.
  • Review every error, especially those involving significant figures or unit mismatches.
  • Regularly analyze your performance to identify weak subtopics and avoid repeated mistakes.
  • Before NEET exam day, review summary tables and make a “last 24 hours” revision sheet containing all key formulas.


Your NEET Chemistry Roadmap: Chapterwise Practice + Deep Focus for 2025-26

  • Begin with “Some Basic Concepts in Chemistry” to establish calculation confidence for all Physical Chemistry MCQs.
  • Solve mock questions under exact NEET conditions with instant feedback and time analytics.
  • Use the NEET chemistry test series and MCQ PDFs for targeted, repeat practice per chapter before advancing to complex topics.

Chapter-Wise FREE NEET 2025-26 Mock Test Links

S.No. Subject-Specific NEET Online Mock Tests
1Atomic Structure FREE Mock Test
2Classification of Elements and Periodicity FREE Mock Test
3Chemical Bonding and Molecular Structure FREE Mock Test
4Chemical Kinetics FREE Mock Test
5Chemical Thermodynamics FREE Mock Test
6Equilibrium FREE Mock Test
7Redox Reactions and Electrochemistry FREE Mock Test
8Hydrocarbons FREE Mock Test
9P-Block Elements FREE Mock Test

Subject-Wise Excellence: NEET Mock Test Links

S.No. Subject-Specific NEET Online Mock Tests
1Online FREE Mock Test for NEET Biology
2Online FREE Mock Test for NEET Chemistry
3Online FREE Mock Test for NEET Physics

Important Study Materials Links for NEET Exams

S.No. Essential Study Material
1NEET Revision Notes
2NEET Important Questions
3NEET Previous Year Question Papers
4NEET Sample Papers
5NEET Syllabus
6NEET Mock Test Series
7NEET Difference Between
8Important Chapters for NEET
9NEET Question & Answers
10NEET Chapter-wise Weightage
11NEET Topic-wise Index

FAQs on Free NEET Chemistry Mock Test: Some Basic Concepts in Chemistry Chapter Practice

1. What is the NEET Physics And Measurement Mock Test 2025?

The NEET Physics And Measurement Mock Test 2025 is a chapterwise online and PDF-based practice set created as per the latest NTA NEET pattern. Key features include:

  • 40+ MCQs covering all major concepts like units, dimensional analysis, errors, and significant figures
  • Online test with auto-timer, instant scoring, negative marking, and performance analytics
  • Printable PDF option with detailed answer key and solutions
  • Focuses on NEET-specific question types and exam-relevant topics
  • Solutions are curated by expert Physics faculty for clarity

2. How can I download the NEET Physics And Measurement Mock Test PDF with solutions?

You can easily download the NEET Physics And Measurement Mock Test PDF with full solutions by clicking the 'Download PDF' button provided in the mock test section. The downloadable PDF includes:

  • 40+ chapterwise MCQs with answer key
  • Step-by-step solutions and detailed explanations
  • Ready-to-print format for offline practice

3. Is the NEET Physics And Measurement Mock Test as per the 2025 NTA syllabus and pattern?

Yes, this mock test is strictly aligned with the updated NEET 2025 NTA syllabus and pattern. Key elements include:

  • Section A/B MCQ pattern, mixed difficulty as per new NEET guidelines
  • Marking scheme: +4 for correct, -1 for incorrect answer
  • Balanced conceptual, factual, and numerical MCQs
  • Includes important Physics And Measurement topics as per the latest exam trends

4. What topics are covered in the NEET Physics And Measurement Mock Test?

The mock test covers all essential Physics And Measurement topics required for NEET, such as:

  • Units and Dimensions
  • Significant Figures and Error Analysis
  • SI and CGS Unit Conversions
  • Dimensional Formulae and Applications
  • Order of Magnitude
  • Vectors in Measurement

5. Are detailed solutions and answer keys available for every MCQ in the NEET Physics And Measurement Mock Test?

Yes, every question in the NEET Physics And Measurement Mock Test comes with a detailed answer key and step-by-step solution so you can:

  • Understand correct answers and numerical calculations
  • Learn expert shortcuts and methods
  • Improve your exam technique and concept clarity
  • Avoid common mistakes in this important NEET chapter

6. How many questions should I practice for Physics And Measurement in NEET?

To master the Physics And Measurement chapter for NEET, you should ideally practice 40 to 50 quality MCQs covering all exam-relevant subtopics. Focus on:

  • Diverse question types (theory, numericals, conversions)
  • Previous year NEET questions (PYQs)
  • High-weightage areas like errors and dimensions

7. Is there negative marking in the NEET Physics And Measurement Mock Test?

Yes, the online NEET Physics And Measurement Mock Test includes negative marking to accurately simulate the real NEET exam. The marking scheme is:

  • +4 for every correct answer
  • -1 for every incorrect answer
  • 0 for unattempted questions

8. Can I compare my mock test scores with other NEET aspirants?

Yes, after completing the mock test online, you can access score analytics that show:

  • Your total score and percentage
  • Accuracy rate and section-wise performance
  • Comparison with peer averages and improvement tracking
This helps you analyse weak areas and build exam confidence.

9. Are solutions for the NEET Physics And Measurement Mock Test available in Hindi?

Currently, the solutions PDF is mainly available in English. If you require the Hindi version, you can request it via comments or email, and it may be provided for download depending on demand.

10. Why is Physics And Measurement important for NEET exam preparation?

Physics And Measurement forms the foundation for solving all NEET Physics numericals and is a high-weightage chapter. Its importance:

  • 2-3 MCQs appear in NEET every year (6–8 marks)
  • Builds concepts required for units, measurement, and data accuracy
  • Mistakes here can cause loss of easy marks due to calculation or conceptual errors
  • Practicing this chapter helps improve speed, accuracy, and confidence for the main Physics section