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Some Basic Concepts in Chemistry Mock Test 1 for NEET 2025

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Free Chapter-Wise NEET Chemistry Mock Test with Instant Solutions (2025 Pattern)

Some Basic Concepts In Mock Test 1 | NEET Mock Test
Mock Test: 20 Questions - 20 Minutes
Prepare yourself for NEET with 20 challenging questions from Some Basic Concepts In Mock Test 1. You have exactly 20 minutes to complete the test. Ready to begin?

Time Left: 20:00

1. Which of the following is a SI unit of amount of substance?

2. One mole of any substance contains how many entities?

3. Which postulate is NOT part of Dalton's Atomic Theory?

4. The empirical formula of glucose is:

5. The mass of 1 atom of hydrogen is approximately:

6. Which law explains the fact that H2O is always 88.8% O and 11.2% H by mass?

7. Atomic mass is expressed in:

8. Avogadro’s law states that equal volumes of gases at same T and P contain equal:

9. The molar mass of NaCl is:

10. What is the mass percentage of carbon in CO2? (C=12, O=16)

11. How many atoms are present in 1 mole of water?

12. Limiting reagent in a reaction is the reactant which:

13. What is the molarity if 0.5 mol NaOH is dissolved in 1 L solution?

14. The mass of 2.5 moles of O2 (M=32 g/mol) is:

15. What is the empirical formula of C2H4?

16. 1 amu is equal to:

17. The percentage of nitrogen in NH3 is approx:

18. Which is NOT a physical quantity?

19. The SI unit of temperature is:

20. What is Avogadro's Number?

Hurray! 🎉 You answered all the questions correctly! 🏆

Some Basic Concepts in Chemistry for NEET: Why This Chapter Matters

Mastering "Some Basic Concepts in Chemistry" sets the perfect launch pad for NEET aspirants. This chapter introduces core ideas like mole concept, atomic mass, laws of chemical combination, and stoichiometry—fundamentals every medical student must command for accurate calculation and problem-solving.


The NEET exam emphasizes conceptual clarity, and every year 2–3 MCQs typically test your understanding of basic chemical principles. Consistent practice using chapter-wise NEET mock tests helps cement these essentials, ensuring you think quickly and precisely on exam day.


Mole Concept & Problem Solving: NEET Relevance

The mole concept connects atomic-level definitions to measurable laboratory quantities. One mole equals 6.022 × 1023 entities, essential for calculations in chemistry, biology, and medicine. Accurately resolving numerical MCQs demands comfort with conversions—grams to moles, molecules to mass, etc.


Quantity SI Unit Conversion Example
Mass Gram (g) 18g H2O = 1 mole
Mole Mole (mol) 1 mol Na = 6.022 × 1023 atoms
Volume (gas, STP) Liter (L) 1 mol O2 = 22.4 L

Regular NEET practice tests foster speed and accuracy in such conversions. This hands-on application strengthens your grasp on core topics like limiting reagent, empirical formula, and the use of Avogadro's number in solving quantitative problems.


Stoichiometry, Laws & Exam-Winning Tricks

The understanding of stoichiometric relationships allows you to balance chemical equations, forecast product yield, and select the correct limiting reagent—all vital NEET skills. The law of definite proportions and conservation of mass also appear frequently, requiring conceptual recall under time pressure.


Seasoned NEET mentors suggest making a list of typical conversion factors and revising them daily. Consistent chapter-wise mock tests, like this one, simulate the real NEET environment—20 MCQs, time-bound, and answer-explanations. This drills in not only knowledge but essential exam temperament.


NEET 2025 Pattern: Why Mock Test Practice Boosts Your Score

NEET 2025 continues to test both direct concepts and application-based reasoning across Chemistry. Taking regular, NTA-pattern-aligned mock tests reveals gaps in your understanding, highlights weak areas, and arms you with real-time tactics for pacing your attempt.


  • Real-exam simulation to manage nerves and build stamina
  • Instant automatic scoring and AI-powered detailed solutions
  • Topic-, chapter-, and subject-wise analytics for targeted revision
  • Mobile and desktop friendly for flexible practice
  • Option for unlimited re-attempts to master weak areas

Instant Results & Progress Tracking: The Smart NEET Study Way

Every time you finish a NEET chemistry mock, you instantly see your score, percentage, and question-wise feedback. Topper-level platforms provide AIR predictions and pinpoint strengths and weaknesses, letting you focus on high-yield chapters like Mole Concept and Laws of Chemical Combination.


Performance tracking drives improvement. Regular mock test analysis lets you adjust your study plan—cutting careless mistakes, improving answer speed, and achieving perfect chapter coverage. This data-driven strategy is proven to boost NEET scores.


Attempt Score Accuracy (%) Time Used
First 14/20 70% 18 min
Retry 19/20 95% 16 min

Cracking "Some Basic Concepts in Chemistry" for Top NEET Ranks

High NEET scores require a blend of memorized fundamentals, logical strategies, and extensive practice. This mock test covers all cornerstone concepts—atomic structure basics, mole-mass conversions, empirical and molecular formulas, and practical application of key laws.


By testing yourself within strict time limits, you develop confidence and the ability to spot and avoid commonly trapped errors. Vedantu’s NEET Chemistry mocks are designed by NTA-experienced experts, mapping exactly to the exam blueprint for 2025 and beyond.


Join over 1 million NEET toppers who trust structured mock tests for last-mile practice. Remember, every chapter-wise test brings you closer to mastering the entire syllabus and ensures peak performance on NEET exam day.


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FAQs on Some Basic Concepts in Chemistry Mock Test 1 for NEET 2025

1. Is the Vedantu NEET Chemistry mock test for 'Some Basic Concepts of Chemistry' aligned with the latest NEET 2025 NTA exam pattern?

Yes, the Vedantu NEET Chemistry mock test for 'Some Basic Concepts of Chemistry' is meticulously designed as per the latest NEET 2025 NTA exam pattern, ensuring coverage of new-style MCQs, marking scheme, and question difficulty levels. This ensures you practice real-exam scenarios effectively.

2. Can I take the NEET Chemistry chapter-wise mock test for free on Vedantu?

Yes, you can access the chapter-wise mock tests for Chemistry, including 'Some Basic Concepts of Chemistry', for free on Vedantu. Free attempts are available for all users, with additional features like detailed solutions and analytics available upon sign-up.

3. Do I get instant results and detailed solutions after submitting the mock test?

Absolutely! After submitting your mock test, Vedantu provides instant score analysis, question-wise detailed solutions, and performance feedback. This helps you identify your strengths and areas needing improvement effectively.

4. Can I attempt the NEET mock test on my mobile device?

Yes, Vedantu's NEET mock tests are fully mobile-friendly. You can easily attempt chapter-wise, subject-wise, or full-length tests on your mobile, tablet, or computer—perfect for practice anytime, anywhere.

5. How does taking regular mock tests help improve NEET scores?

Taking regular NEET mock tests enhances your time management, accuracy, and familiarity with the NTA exam pattern. Consistent practice also helps you track your conceptual progress, identify weak areas, and build exam-day confidence.

6. Are the mock test questions based on NCERT syllabus and previous year NEET papers?

Yes, all questions in Vedantu's mock tests are curated according to the NCERT syllabus and reflect the latest NEET exam trends, including previous year question types and weightage.

7. Can I see my national ranking (AIR) after completing the mock test?

Yes, after submitting the mock test, Vedantu provides an All India Rank (AIR) prediction based on performance analytics from lakhs of students. This feature helps benchmark your preparation against NEET aspirants nationwide.

8. Will I be able to review my mistakes and revisit solutions after the test?

Definitely! After every attempt, you can review all incorrectly answered questions, analyze detailed solutions, and revisit concepts to strengthen your understanding before your next attempt.

9. How many mock tests should I take before the actual NEET exam?

It's recommended to take at least 10–15 full-length mock tests and several chapter-wise tests for each Chemistry, Physics, and Biology topic. This builds familiarity and stamina for the real NEET exam environment.

10. Can I track my progress and weak topics using Vedantu’s test analytics?

Yes, Vedantu provides personalized test analytics to track your score trends, accuracy vs. attempts, and topic-wise performance. This helps you identify and focus on your weak areas for effective improvement.

11. Will taking mock tests help improve my time management for NEET?

Yes, practicing with timed NEET mock tests sharpens your question-solving speed and accuracy, crucial for finishing all questions within the NEET exam duration.

12. Are these NEET Chemistry mock tests suitable for both CBSE and state board students?

Yes, the mock tests are primarily based on the NCERT syllabus, which is common for both CBSE and most state boards. They are suitable for all NEET aspirants looking for syllabus-relevant practice.