NEET Chemistry: Some Basic Concepts Of Chemistry — Free Practice Set 17 (10 MCQs)

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About this NEET MCQ Test

This page provides a free online MCQ test for NEET Chemistry preparation, focusing specifically on the chapter Some Basic Concepts Of Chemistry. It contains 10 carefully selected multiple-choice questions (MCQs) designed to test your conceptual understanding and exam readiness.

0

Easy

10

Medium

0

Hard

Key concepts covered in this specific test include Required, Completely, Produced, Solution, Original, and Molarity.

Taking these timed MCQ tests helps you simulate the real NEET exam environment. Detailed step-by-step explanations are provided for every question to help you learn from your mistakes and strengthen your fundamentals.

Preview of Questions in this Test

Q1. What is the mass of \( \ce{CaCO3} \) required to react with 50 mL of 2 M \( \ce{HCl} \)? (Molar mass: \( \ce{CaCO3} \) = 100 g/mol)

A. 10 g
B. 2.5 g
C. 7.5 g
D. 5 g

Q2. What volume of \( \ce{O2} \) at STP is required to burn 11 g of \( \ce{C2H6} \) completely to \( \ce{CO2} \) and \( \ce{H2O} \)? (Molar mass: \( \ce{C2H6} \) = 30 g/mol)

A. 28.75 L
B. 14.38 L
C. 22.4 L
D. 33.6 L

Q3. What is the mass of \( \ce{PbSO4} \) produced when 33.1 g of \( \ce{Pb(NO3)2} \) reacts with excess \( \ce{H2SO4} \)? (Molar masses: \( \ce{Pb(NO3)2} \) = 331 g/mol, \( \ce{PbSO4} \) = 303 g/mol)

A. 15.15 g
B. 45.45 g
C. 22.7 g
D. 30.3 g

Q4. A 0.1 M \( \ce{KOH} \) solution is diluted by adding 200 mL of water to 100 mL of the original solution. What is the final molarity?

A. 0.05 M
B. 0.1 M
C. 0.02 M
D. 0.0333 M

Q5. A compound contains 32.43% sodium, 22.52% sulfur, and 45.05% oxygen by mass. What is its empirical formula? (Atomic masses: Na = 23, S = 32, O = 16)

A. \( \ce{NaSO2} \)
B. \( \ce{Na2SO4} \)
C. \( \ce{Na2S2O3} \)
D. \( \ce{NaSO3} \)

+ 5 more questions in the actual test

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Is this practice set completely free?

Yes, all our chapter-wise practice sets are 100% free. You can practice as many times as you want without any hidden charges.

Are these questions relevant for the latest NEET syllabus?

Absolutely. Our content team regularly updates the question bank to strictly align with the latest NTA NEET syllabus and NCERT textbooks.

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Yes, once you submit the test, you will get an instant scorecard along with the correct answers and detailed explanations for every question.

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Preview of Questions in this Test

Q1. What is the mass of \( \ce{CaCO3} \) required to react with 50 mL of 2 M \( \ce{HCl} \)? (Molar mass: \( \ce{CaCO3} \) = 100 g/mol)

Q2. What volume of \( \ce{O2} \) at STP is required to burn 11 g of \( \ce{C2H6} \) completely to \( \ce{CO2} \) and \( \ce{H2O} \)? (Molar mass: \( \ce{C2H6} \) = 30 g/mol)

Q3. What is the mass of \( \ce{PbSO4} \) produced when 33.1 g of \( \ce{Pb(NO3)2} \) reacts with excess \( \ce{H2SO4} \)? (Molar masses: \( \ce{Pb(NO3)2} \) = 331 g/mol, \( \ce{PbSO4} \) = 303 g/mol)

Q4. A 0.1 M \( \ce{KOH} \) solution is diluted by adding 200 mL of water to 100 mL of the original solution. What is the final molarity?

Q5. A compound contains 32.43% sodium, 22.52% sulfur, and 45.05% oxygen by mass. What is its empirical formula? (Atomic masses: Na = 23, S = 32, O = 16)

Frequently Asked Questions

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NEET Chemistry: Some Basic Concepts Of Chemistry — MCQ Test 17

Q6. A solution of \( \ce{HNO3} \) has a molarity of 1.5 M and a density of 1.05 g/mL. What is its molality? (Molar mass: \( \ce{HNO3} \) = 63 g/mol)

Q7. How many significant figures are present in the result of \( \frac{0.0894 \times 298.15}{0.0821} \)?

Q8. What is the mass of \( \ce{KClO3} \) required to produce 2.24 L of \( \ce{O2} \) at STP with 50% decomposition efficiency? (Molar mass: \( \ce{KClO3} \) = 122.5 g/mol)

Q9. A 0.3 M \( \ce{HCl} \) solution is diluted by adding 400 mL of water to 100 mL of the original solution. What is the final molarity?

Q10. What is the mass percentage of \( \ce{KNO3} \) in a solution made by dissolving 10.1 g of \( \ce{KNO3} \) in 39.9 g of water? (Molar mass: \( \ce{KNO3} \) = 101 g/mol)

NEET Chemistry — Some Basic Concepts Of Chemistry

Accelerate Your NEET Preparation

Question Bank

Practice Tests

NEET PYQs

AI Analytics

About this NEET MCQ Test

Preview of Questions in this Test

Q1. What is the mass of \( \ce{CaCO3} \) required to react with 50 mL of 2 M \( \ce{HCl} \)? (Molar mass: \( \ce{CaCO3} \) = 100 g/mol)

Q2. What volume of \( \ce{O2} \) at STP is required to burn 11 g of \( \ce{C2H6} \) completely to \( \ce{CO2} \) and \( \ce{H2O} \)? (Molar mass: \( \ce{C2H6} \) = 30 g/mol)

Q3. What is the mass of \( \ce{PbSO4} \) produced when 33.1 g of \( \ce{Pb(NO3)2} \) reacts with excess \( \ce{H2SO4} \)? (Molar masses: \( \ce{Pb(NO3)2} \) = 331 g/mol, \( \ce{PbSO4} \) = 303 g/mol)

Q4. A 0.1 M \( \ce{KOH} \) solution is diluted by adding 200 mL of water to 100 mL of the original solution. What is the final molarity?

Q5. A compound contains 32.43% sodium, 22.52% sulfur, and 45.05% oxygen by mass. What is its empirical formula? (Atomic masses: Na = 23, S = 32, O = 16)

Frequently Asked Questions

Is this practice set completely free?

Are these questions relevant for the latest NEET syllabus?

Can I view the solutions after the test?

About TopperSquare

More Chemistry Chapters for NEET

Explore More NEET Subjects

Everything you need to crack NEET