Chapter 1: Solutions MCQs | chemistry Class 12 CBSE

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Chapter 1: Solutions MCQs | chemistry Class 12 CBSE | ByteNotes.in

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Question 1

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Which of the following concentration units is independent of temperature?

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Question 2

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A solution in which no more solute can be dissolved at the same temperature and pressure is called:

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Question 3

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Henry's law constant K_H for a gas in a liquid is 40 kbar at 298 K. If the partial pressure of the gas is 0.04 bar, the mole fraction of the gas in solution is:

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Question 4

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The vapour pressure of a solution is lower than that of the pure solvent. This is because:

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Question 5

Objective

Which of the following is NOT a colligative property?

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Question 6

Objective

The van't Hoff factor for a dilute solution of K₂SO₄ is approximately:

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Question 7

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For an ideal solution, which of the following conditions holds?

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Question 8

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Which of the following pairs forms an ideal solution?

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Question 9

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Molarity of a solution changes with temperature because:

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Question 10

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A 5.85% (w/w) solution of NaCl has molality approximately equal to (Molar mass NaCl = 58.5 g/mol):

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Question 11

Objective

The osmotic pressure equation Π = CRT is analogous to which gas law?

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Question 12

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When a non-volatile solute is dissolved in a solvent, the relative lowering of vapour pressure equals:

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Question 13

Objective

Which of the following solutions shows negative deviation from Raoult's law?

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Question 14

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The depression in freezing point of water when 1 mol of glucose is dissolved in 1 kg of water (Kf = 1.86 K kg/mol) is:

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Question 15

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Azeotropic mixture of ethanol and water at ~95% ethanol by volume is formed due to:

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Question 16

Objective

For which of the following solutes dissolved in water is the van't Hoff factor (i) less than 1?

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Question 17

Objective

In a binary solution, if the mole fraction of component A is 0.3, then the mole fraction of component B is:

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Question 18

Objective

Osmotic pressure is measured at room temperature for determining molar mass of biomolecules because:

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Question 19

Objective

What is the relationship between Henry's law constant (K_H) and solubility of a gas?

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Question 20

Objective

Depression of freezing point (ΔTf) for dilute solutions is proportional to:

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Chapter 1: Solutions | MCQs

Which of the following concentration units is independent of temperature?

A solution in which no more solute can be dissolved at the same temperature and pressure is called:

Henry's law constant K_H for a gas in a liquid is 40 kbar at 298 K. If the partial pressure of the gas is 0.04 bar, the mole fraction of the gas in solution is:

The vapour pressure of a solution is lower than that of the pure solvent. This is because:

Which of the following is NOT a colligative property?

The van't Hoff factor for a dilute solution of K₂SO₄ is approximately:

For an ideal solution, which of the following conditions holds?

Which of the following pairs forms an ideal solution?

Molarity of a solution changes with temperature because:

A 5.85% (w/w) solution of NaCl has molality approximately equal to (Molar mass NaCl = 58.5 g/mol):

The osmotic pressure equation Π = CRT is analogous to which gas law?

When a non-volatile solute is dissolved in a solvent, the relative lowering of vapour pressure equals:

Which of the following solutions shows negative deviation from Raoult's law?

The depression in freezing point of water when 1 mol of glucose is dissolved in 1 kg of water (Kf = 1.86 K kg/mol) is:

Azeotropic mixture of ethanol and water at ~95% ethanol by volume is formed due to:

For which of the following solutes dissolved in water is the van't Hoff factor (i) less than 1?

In a binary solution, if the mole fraction of component A is 0.3, then the mole fraction of component B is:

Osmotic pressure is measured at room temperature for determining molar mass of biomolecules because:

What is the relationship between Henry's law constant (K_H) and solubility of a gas?

Depression of freezing point (ΔTf) for dilute solutions is proportional to:

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