Edzy
AI TutorResourcesToolsCompareBuy
SearchDownload AppLogin
Edzy

Edzy for Classes 6-12

Edzy is a personal AI tutor for CBSE and State Board students, with curriculum-aligned guidance, practice, revision, and study plans that adapt to each learner.

  • Email: always@edzy.ai
  • Phone: +91 96256 68472
  • WhatsApp: +91 96256 68472
  • Address: Sector 63, Gurgaon, Haryana

Follow Edzy

Browse by Class

  • CBSE Class 6
  • CBSE Class 7
  • CBSE Class 8
  • CBSE Class 9
  • CBSE Class 10
  • CBSE Class 11
  • CBSE Class 12
Explore the CBSE resource hub

Explore Edzy

  • Study Resources
  • Free Study Tools
  • Best Apps for Board Exams
  • Edzy vs ChatGPT
  • About Us
  • Why We Built Edzy
  • Blog
  • CBSE AI Tutor

Support & Legal

  • Help & FAQs
  • Accessibility
  • Privacy Policy
  • Terms & Conditions
  • Refund Policy
  • Cookie Policy
  • Site Directory

© 2026 Edzy. All rights reserved.

Curriculum-aligned learning paths for students in Classes 6-12.

CBSE
Class 12
Chemistry
Chemistry - I
Solutions
Question Bank

Question Bank - Solutions

Practice Hub

Question Bank: Solutions

This chapter focuses on the characteristics and behaviors of solutions, including their formation, composition, and properties.

Structured practice

Question Bank - Solutions

Q1.

What is the definition of a solution?

Single Answer MCQ
Q-00083010
View explanation
Q2.

Which of the following is an example of a solid solution?

Single Answer MCQ
Q-00083011
View explanation
Q3.

In which type of solution is a gas dissolved in a liquid?

Single Answer MCQ
Q-00083012
View explanation
Q4.

What is the primary factor affecting the solubility of a gas in a liquid, according to Henry's law?

Single Answer MCQ
Q-00083013
View explanation
Q5.

When a non-volatile solute is added to a solvent, what happens to the vapor pressure of the solvent?

Single Answer MCQ
Q-00083014
View explanation
Q6.

Which of the following correctly describes a colligative property?

Single Answer MCQ
Q-00083015
View explanation
Q7.

What is the molality of a solution if 2 moles of solute are dissolved in 1 kg of solvent?

Single Answer MCQ
Q-00083016
View explanation
Q8.

Which of the following is an example of an ideal solution?

Single Answer MCQ
Q-00083017
View explanation
Q9.

Which term describes the change in vapor pressure caused by adding a solute to a solvent?

Single Answer MCQ
Q-00083018
View explanation
Q10.

What is the unit commonly used to express extremely low concentrations of solutes?

Single Answer MCQ
Q-00083019
View explanation
Q11.

What happens to the boiling point of a solution when a solute is added?

Single Answer MCQ
Q-00083020
View explanation
Q12.

If an ideal solution does not deviate from Raoult’s law, what does this imply about the interactions between its components?

Single Answer MCQ
Q-00083021
View explanation
Q13.

In which scenario would you expect a negative deviation from Raoult's law?

Single Answer MCQ
Q-00083022
View explanation
Q14.

Which solution typically exhibits abnormal colligative properties?

Single Answer MCQ
Q-00083023
View explanation
Q15.

The concentration of a solution expressed as 10% (w/v) means?

Single Answer MCQ
Q-00083024
View explanation
Q16.

What is the mass percentage of a solute if 10 g of solute is dissolved in 90 g of solvent?

Single Answer MCQ
Q-00083025
View explanation
Q17.

A solution has a volume percentage of 20%. What does this signify regarding the components of the solution?

Single Answer MCQ
Q-00083026
View explanation
Q18.

If a solution is 35% (v/v) ethanol, how much ethanol is in 250 mL of this solution?

Single Answer MCQ
Q-00083027
View explanation
Q19.

Which of the following concentrations is defined as mass of solute per 100 mL of solution?

Single Answer MCQ
Q-00083028
View explanation
Q20.

Calculate the molality of a solution containing 5 moles of solute in 2 kg of solvent.

Single Answer MCQ
Q-00083029
View explanation
Q21.

What does parts per million (ppm) measure in a solution?

Single Answer MCQ
Q-00083030
View explanation
Q22.

A solution is prepared by dissolving 10 g of NaCl in 500 mL of water. What is its molarity?

Single Answer MCQ
Q-00083031
View explanation
Q23.

What is the primary factor that distinguishes molality from molarity?

Single Answer MCQ
Q-00083032
View explanation
Q24.

If 0.1 mol of a solute is dissolved in 3 L of solution, what is the molarity?

Single Answer MCQ
Q-00083033
View explanation
Q25.

How is the concentration of a saturated solution defined?

Single Answer MCQ
Q-00083034
View explanation
Q26.

When a solution's composition is described as 'dilute', what does that imply?

Single Answer MCQ
Q-00083035
View explanation
Q27.

If a solution has a concentration of 250 ppm, how many grams of solute are present in 1 liter of solution?

Single Answer MCQ
Q-00083036
View explanation
Q28.

Which type of solution is represented by a mass percentage of 3.62% sodium hypochlorite in water?

Single Answer MCQ
Q-00083037
View explanation
Q29.

What does an increase in temperature typically do to the solubility of solids in liquids?

Single Answer MCQ
Q-00083038
View explanation
Q30.

When calculating mole fraction, which component's moles are considered in the denominator?

Single Answer MCQ
Q-00083039
View explanation
Q31.

What is defined as the molality of a solution?

Single Answer MCQ
Q-00083040
View explanation
Q32.

Which of the following factors does NOT affect the solubility of a solid in a liquid?

Single Answer MCQ
Q-00083041
View explanation
Q33.

Henry's Law primarily applies to which type of solubility?

Single Answer MCQ
Q-00083042
View explanation
Q34.

The molal concentration of a solution is defined as:

Single Answer MCQ
Q-00083043
View explanation
Q35.

If the solubility of a gas increases, how does the pressure of that gas above the solution change according to Henry’s Law?

Single Answer MCQ
Q-00083044
View explanation
Q36.

Which unit is commonly used to express molality?

Single Answer MCQ
Q-00083045
View explanation
Q37.

What effect does temperature have on the solubility of most solids in liquids?

Single Answer MCQ
Q-00083046
View explanation
Q38.

In a mixture of 22 g of benzene and 122 g of carbon tetrachloride, which solubility component has the higher mass percentage?

Single Answer MCQ
Q-00083047
View explanation
Q39.

For a gas dissolved in a liquid, how does increasing the temperature generally affect its solubility?

Single Answer MCQ
Q-00083048
View explanation
Q40.

If the solubility of a salt in water is known at a particular temperature, how can you predict its solubility at a different temperature?

Single Answer MCQ
Q-00083049
View explanation
Q41.

Which principle explains why oxygen solubility in water decreases as temperature increases?

Single Answer MCQ
Q-00083050
View explanation
Q42.

What type of solution contains both a solute and a solvent in gaseous, liquid, or solid state?

Single Answer MCQ
Q-00083051
View explanation
Q43.

Which statement about molarity is correct?

Single Answer MCQ
Q-00083052
View explanation
Q44.

What is the effect of adding a non-volatile solute to a solvent on the solvent's vapor pressure?

Single Answer MCQ
Q-00083053
View explanation
Q45.

How do you calculate mole fraction of a solute in a solution?

Single Answer MCQ
Q-00083054
View explanation
Q46.

How can you increase the solubility of a gas in a liquid?

Single Answer MCQ
Q-00083055
View explanation
Q47.

Which of the following properties depends on the number of solute particles in a solution?

Single Answer MCQ
Q-00083056
View explanation
Q48.

Raoult's law applies primarily to which type of solutions?

Single Answer MCQ
Q-00083057
View explanation
Q49.

What is the van't Hoff factor (i) for an ideal non-electrolyte solute?

Single Answer MCQ
Q-00083058
View explanation
Q50.

When a non-volatile solute is added to a solvent, what happens to the boiling point of the solution?

Single Answer MCQ
Q-00083059
View explanation
Q51.

In which case would you expect the freezing point depression to be maximum?

Single Answer MCQ
Q-00083060
View explanation
Q52.

Which of the following statements best describes a colligative property?

Single Answer MCQ
Q-00083061
View explanation
Q53.

What is the osmotic pressure of a solution if its molarity is 2 M at room temperature (assume R = 0.0821 L·atm/K·mol)?

Single Answer MCQ
Q-00083062
View explanation
Q54.

What does Henry’s Law state about the solubility of gases in liquids?

Single Answer MCQ
Q-00083063
View explanation
Q55.

Which factor is NOT considered when determining colligative properties?

Single Answer MCQ
Q-00083064
View explanation
Q56.

In the expression for Henry’s Law, which variable represents the solubility of the gas?

Single Answer MCQ
Q-00083065
View explanation
Q57.

If a solution exhibits a lower than expected vapor pressure, what does this indicate about the solute?

Single Answer MCQ
Q-00083066
View explanation
Q58.

If the partial pressure of a gas above a liquid is doubled, what will happen to its solubility according to Henry's Law?

Single Answer MCQ
Q-00083067
View explanation
Q59.

What is the effect of increasing the number of solute particles on osmotic pressure?

Single Answer MCQ
Q-00083068
View explanation
Q60.

Which of the following explains a real-world application of Henry's Law?

Single Answer MCQ
Q-00083069
View explanation
Q61.

Which colligative property occurs when the freezing point of a solution is lower than that of the pure solvent?

Single Answer MCQ
Q-00083070
View explanation
Q62.

What does the Henry's Law constant (K_H) indicate for a particular gas?

Single Answer MCQ
Q-00083071
View explanation
Q63.

For a given non-volatile solute, which of the following factors will result in greater boiling point elevation?

Single Answer MCQ
Q-00083072
View explanation
Q64.

If a gas has a higher K_H value, what can be inferred about its solubility?

Single Answer MCQ
Q-00083073
View explanation
Q65.

Which statement about osmosis is correct?

Single Answer MCQ
Q-00083074
View explanation
Q66.

Which factor does NOT affect the solubility of a gas in a liquid according to Henry’s Law?

Single Answer MCQ
Q-00083075
View explanation
Q67.

What is the primary reason for the deviation of real solutions from Raoult's law?

Single Answer MCQ
Q-00083076
View explanation
Q68.

At higher temperatures, the solubility of gases in liquids generally:

Single Answer MCQ
Q-00083077
View explanation
Q69.

What phenomenon occurs when a solute alters the colligative properties of a solvent?

Single Answer MCQ
Q-00083078
View explanation
Q70.

Which scenario would likely demonstrate a negative deviation from Raoult's Law?

Single Answer MCQ
Q-00083079
View explanation
Q71.

What distinction exists between ideal and non-ideal solutions?

Single Answer MCQ
Q-00083080
View explanation
Q72.

In what complex situation does Henry’s Law fail to accurately predict solubility?

Single Answer MCQ
Q-00083081
View explanation
Q73.

If a researcher discovers an abnormal colligative property in a solute, what might this imply?

Single Answer MCQ
Q-00083082
View explanation
Q74.

What would likely improve the dissolution of a gas in a liquid according to Henry’s Law?

Single Answer MCQ
Q-00083083
View explanation
Q75.

Which of the following colligative properties is affected by the presence of non-ideal solutes?

Single Answer MCQ
Q-00083084
View explanation
Q76.

An increase in the vapor pressure of a solvent in a solution generally indicates what about the solute?

Single Answer MCQ
Q-00083085
View explanation
Q77.

Which of the following statements illustrates an abnormal colligative property?

Single Answer MCQ
Q-00083086
View explanation
Q78.

In a solution, if the observed freezing point is lower than expected, which concept explains this phenomenon?

Single Answer MCQ
Q-00083087
View explanation
Q79.

When a non-volatile solute is added to a solvent, what happens to the boiling point of the solution?

Single Answer MCQ
Q-00083088
View explanation
Q80.

Which of the following colligative properties depends on the number of particles in a solution?

Single Answer MCQ
Q-00083089
View explanation
Q81.

For an ideal solution, the boiling point elevation is directly proportional to which factor?

Single Answer MCQ
Q-00083090
View explanation
Q82.

Which phenomenon can lead to an increase in freezing point depression and boiling point elevation in solutions?

Single Answer MCQ
Q-00083091
View explanation
Q83.

What is the relationship between the van 't Hoff factor (i) and the colligative properties of electrolytes?

Single Answer MCQ
Q-00083092
View explanation
Q84.

According to Raoult's law, what happens to the vapor pressure of the solvent when a non-volatile solute is added?

Single Answer MCQ
Q-00083093
View explanation
Q85.

If a solution has a freezing point of -5°C instead of 0°C, what can be inferred about the solute’s effect?

Single Answer MCQ
Q-00083094
View explanation
Q86.

What is the primary factor leading to deviations from Raoult's law in real solutions?

Single Answer MCQ
Q-00083095
View explanation
Q87.

How does the presence of a solute affect the molecular interactions in a solution?

Single Answer MCQ
Q-00083096
View explanation
Q88.

Which of the following substances would likely exhibit the greatest colligative effects when dissolved in water?

Single Answer MCQ
Q-00083097
View explanation
Learn Better On The App
One app for the full journey

The NCERT Companion

From planning to practice to revision, keep your full study workflow in one place.

Planning to practice
Everything connected

Faster access to practice, revision, and daily study flow.

Edzy mobile app preview