Solutions
Each subtopic includes About section, revision page link, 10 preview questions, and practice CTAs.
Types of Solutions
SubtopicTypes of Solutions under Solutions for Grade 12 CBSE.
Preview questions (no answers)
- 1.
A solution where the solvent is in the solid state and the solute is in the gaseous state is exemplified by:
A.Camphor in nitrogen
B.Hydrogen in palladium
C.Gold and silver alloy
D.Iodine in air
- 2.
In a binary solution, if component A is and component B is , B is typically called the:
A.Solute
B.Solvent
C.Solution
D.Suspension
- 3.
Identify the 'gas-in-liquid' solution from the options below:
A.Salt in water
B.Oxygen dissolved in water
C.Alcohol in water
D.Copper in gold
Download the worksheet for Solutions - Types of Solutions to practice offline. It includes additional chapter-level practice questions.
Solubility of Gases in Liquids (Henry's Law)
SubtopicSolubility of Gases in Liquids (Henry's Law) under Solutions for Grade 12 CBSE.
Preview questions (no answers)
- 1.
When a gas is in equilibrium with its solution, the rate of gas molecules entering the liquid is ________ the rate of gas molecules leaving the liquid.
A.Greater than
B.Less than
C.Equal to
D.Double
- 2.
The constant in Henry's Law is often expressed in kilobars. bar is approximately equal to:
A.Pascal
B.Pascal
C.Pascal
D.Pascal
- 3.
If a gas follows Henry's Law, what will happen to its solubility if the temperature is decreased?
A.It will decrease
B.It will increase
C.It will remain the same
D.It will first increase then decrease
Download the worksheet for Solutions - Solubility of Gases in Liquids (Henry's Law) to practice offline. It includes additional chapter-level practice questions.
Vapour Pressure of Liquid Solutions (Raoult's Law)
SubtopicVapour Pressure of Liquid Solutions (Raoult's Law) under Solutions for Grade 12 CBSE.
Preview questions (no answers)
- 1.
The total vapour pressure of an ideal solution is a linear function of:
A.Temperature
B.Mole fraction of one of the components
C.Molar mass of the solvent
D.Atmospheric pressure
- 2.
What is the vapour pressure of a solution of glucose in water at compared to pure water?
A.Greater than 760 mm Hg
B.Less than 760 mm Hg
C.Exactly 760 mm Hg
D.Zero
- 3.
Relative lowering of vapour pressure is a property that depends on:
A.Nature of the solute
B.Number of solute particles
C.Nature of the solvent
D.Volume of the solution
Download the worksheet for Solutions - Vapour Pressure of Liquid Solutions (Raoult's Law) to practice offline. It includes additional chapter-level practice questions.
Ideal and Non-ideal Solutions
SubtopicIdeal and Non-ideal Solutions under Solutions for Grade 12 CBSE.
Preview questions (no answers)
- 1.
For a non-ideal solution, the Raoult's Law vapor pressure curve is:
A.Always straight
B.Either above or below the ideal line
C.Parallel to the x-axis
D.Vertical
- 2.
When ethyl alcohol is added to cyclohexane, the hydrogen bonds between alcohol molecules are broken. This leads to:
A.Negative deviation
B.Positive deviation
C.Ideal behavior
D.Formation of a precipitate
- 3.
A ethanol-water mixture is a common example of:
A.Ideal solution
B.Minimum boiling azeotrope
C.Maximum boiling azeotrope
D.Saturated solution
Download the worksheet for Solutions - Ideal and Non-ideal Solutions to practice offline. It includes additional chapter-level practice questions.
Colligative Properties and Determination of Molar Mass
SubtopicColligative Properties and Determination of Molar Mass under Solutions for Grade 12 CBSE.
Preview questions (no answers)
- 1.
The primary objective of studying colligative properties in high school chemistry is to determine the:
A.Color of the solution
B.Density of the solvent
C.Molar mass of the solute
D.Acidity of the solution
- 2.
What is the van't Hoff factor () for an aqueous solution of glucose?
A.0
B.1
C.2
D.0.5
- 3.
When Acetic acid is dissolved in benzene, it undergoes dimerization. What is the value of the van't Hoff factor () for this process assuming complete dimerization?
A.0.5
B.1.0
C.2.0
D.0.25
Download the worksheet for Solutions - Colligative Properties and Determination of Molar Mass to practice offline. It includes additional chapter-level practice questions.
Abnormal Molar Masses (van't Hoff Factor)
SubtopicAbnormal Molar Masses (van't Hoff Factor) under Solutions for Grade 12 CBSE.
Preview questions (no answers)
- 1.
What happens to the colligative property if a solute dissociates?
A.It increases
B.It decreases
C.It remains unchanged
D.It becomes zero
- 2.
In a case of 100% dissociation, if , the salt could be:
A.B.C.D. - 3.
If , the solute must be of the type:
A.B.C.D.
Download the worksheet for Solutions - Abnormal Molar Masses (van't Hoff Factor) to practice offline. It includes additional chapter-level practice questions.