NEET Chemistry: Solutions — 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 Solutions. 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 Constant, Fraction, Solution, Pressure, Temperature, and Volatile.

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. A gas has a Henry’s law constant of 250 bar. If its mole fraction in a solution is 0.008, what is its partial pressure?

A. 2 bar
B. 1.5 bar
C. 2.5 bar
D. 3 bar

Q2. The vapor pressure of pure benzene is 100 mm Hg at a certain temperature. If a solution with a non-volatile solute has a vapor pressure of 95 mm Hg, what is the mole fraction of benzene in the solution?

A. 0.95
B. 0.9
C. 0.85
D. 0.8

Q3. A solution of 8 g of a solute (molar mass = 80 g/mol) in 500 g of water freezes at -0.372°C. What is the van’t Hoff factor? (\( K_f = 1.86 \, \text{K kg mol}^{-1} \))

A. 0.8
B. 0.9
C. 1
D. 1.2

Q4. A solution is prepared by dissolving 15 g of a solute in water to make 250 mL of solution. If the osmotic pressure is 1.476 atm at 27°C, what is the molar mass of the solute? (\( R = 0.0821 \, \text{L atm mol}^{-1} \text{K}^{-1} \))

A. 90 g/mol
B. 100 g/mol
C. 110 g/mol
D. 120 g/mol

Q5. What is the freezing point depression of a solution containing 12 g of a non-electrolyte solute (molar mass = 60 g/mol) in 200 g of water? (\( K_f = 1.86 \, \text{K kg mol}^{-1} \))

A. 1.0 K
B. 1.5 K
C. 1.86 K
D. 2.0 K

+ 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.

Can I view the solutions after the test?

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. A gas has a Henry’s law constant of 250 bar. If its mole fraction in a solution is 0.008, what is its partial pressure?

Q2. The vapor pressure of pure benzene is 100 mm Hg at a certain temperature. If a solution with a non-volatile solute has a vapor pressure of 95 mm Hg, what is the mole fraction of benzene in the solution?

Q3. A solution of 8 g of a solute (molar mass = 80 g/mol) in 500 g of water freezes at -0.372°C. What is the van’t Hoff factor? (\( K_f = 1.86 \, \text{K kg mol}^{-1} \))

Q4. A solution is prepared by dissolving 15 g of a solute in water to make 250 mL of solution. If the osmotic pressure is 1.476 atm at 27°C, what is the molar mass of the solute? (\( R = 0.0821 \, \text{L atm mol}^{-1} \text{K}^{-1} \))

Q5. What is the freezing point depression of a solution containing 12 g of a non-electrolyte solute (molar mass = 60 g/mol) in 200 g of water? (\( K_f = 1.86 \, \text{K kg mol}^{-1} \))

Frequently Asked Questions

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NEET Chemistry: Solutions — MCQ Test 17

Q6. What is the vapor pressure of a solution made by mixing two volatile liquids with vapor pressures 300 mm Hg and 400 mm Hg, if their mole fractions in the solution are 0.4 and 0.6, respectively?

Q7. The vapor pressure of a pure solvent is 40 mm Hg. What is the vapor pressure of a solution with a mole fraction of solute 0.25?

Q8. A solution is made by dissolving 20 g of a solute (molar mass = 40 g/mol) in water. If the freezing point depression is 0.465°C and \( K_f = 1.86 \, \text{K kg mol}^{-1} \), what is the total mass of the solution?

Q9. What is the mole fraction of methanol (molar mass = 32 g/mol) in a solution containing 16 g of methanol and 72 g of water?

Q10. A 0.2 molal solution of NaBr in water has a freezing point depression of 0.744°C. What is the van’t Hoff factor? (\( K_f = 1.86 \, \text{K kg mol}^{-1} \))

NEET Chemistry — Solutions

Accelerate Your NEET Preparation

Question Bank

Practice Tests

NEET PYQs

AI Analytics

About this NEET MCQ Test

Preview of Questions in this Test

Q1. A gas has a Henry’s law constant of 250 bar. If its mole fraction in a solution is 0.008, what is its partial pressure?

Q2. The vapor pressure of pure benzene is 100 mm Hg at a certain temperature. If a solution with a non-volatile solute has a vapor pressure of 95 mm Hg, what is the mole fraction of benzene in the solution?

Q3. A solution of 8 g of a solute (molar mass = 80 g/mol) in 500 g of water freezes at -0.372°C. What is the van’t Hoff factor? (\( K_f = 1.86 \, \text{K kg mol}^{-1} \))

Q4. A solution is prepared by dissolving 15 g of a solute in water to make 250 mL of solution. If the osmotic pressure is 1.476 atm at 27°C, what is the molar mass of the solute? (\( R = 0.0821 \, \text{L atm mol}^{-1} \text{K}^{-1} \))

Q5. What is the freezing point depression of a solution containing 12 g of a non-electrolyte solute (molar mass = 60 g/mol) in 200 g of water? (\( K_f = 1.86 \, \text{K kg mol}^{-1} \))

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

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Everything you need to crack NEET