HARD
8th CBSE
IMPORTANT
Earn 100

What is the difference between latent heat of fusion and latent heat of vaporization? Discuss the difference taking water as an example.

Important Questions on Water, Solution, Solubility and Hydrogen

HARD
8th CBSE
IMPORTANT
Pearson IIT Foundation Chemistry>Chapter 5 - Water, Solution, Solubility and Hydrogen>PRACTICE QUESTIONS (CLASSROOM WING)>Q 16
What is unit cell of a crystal?
HARD
8th CBSE
IMPORTANT
Pearson IIT Foundation Chemistry>Chapter 5 - Water, Solution, Solubility and Hydrogen>PRACTICE QUESTIONS (CLASSROOM WING)>Q 17
Will there be any change in the boiling point of water if we go to the top of a hill? Give reasons.
HARD
8th CBSE
IMPORTANT
Pearson IIT Foundation Chemistry>Chapter 5 - Water, Solution, Solubility and Hydrogen>PRACTICE QUESTIONS (CLASSROOM WING)>Q 18

Complete the following table:

Question Image

HARD
8th CBSE
IMPORTANT
Pearson IIT Foundation Chemistry>Chapter 5 - Water, Solution, Solubility and Hydrogen>PRACTICE QUESTIONS (CLASSROOM WING)>Q 19
Name the acid formed by the reaction between SO2 gas and water. Also write the reaction involved.
MEDIUM
8th CBSE
IMPORTANT
Pearson IIT Foundation Chemistry>Chapter 5 - Water, Solution, Solubility and Hydrogen>PRACTICE QUESTIONS (CLASSROOM WING)>Q 20
Why is granulated zinc used for the preparation of hydrogen gas?
HARD
8th CBSE
IMPORTANT
Pearson IIT Foundation Chemistry>Chapter 5 - Water, Solution, Solubility and Hydrogen>PRACTICE QUESTIONS (CLASSROOM WING)>Q 21
Hydrated copper sulphate is not considered an efflorescent substance. Give a reason.
HARD
8th CBSE
IMPORTANT
Pearson IIT Foundation Chemistry>Chapter 5 - Water, Solution, Solubility and Hydrogen>PRACTICE QUESTIONS (CLASSROOM WING)>Q 22
What happens when steam is passed over hot magnesium metal?
HARD
8th CBSE
IMPORTANT
Pearson IIT Foundation Chemistry>Chapter 5 - Water, Solution, Solubility and Hydrogen>PRACTICE QUESTIONS (CLASSROOM WING)>Q 23
Differentiate between efflorescent and deliquescent substances.