MEDIUM
9th ICSE
IMPORTANT
Earn 100

Define Supersaturated solution with examples.

Important Questions on Water

MEDIUM
9th ICSE
IMPORTANT
TOGETHER WITH CHEMISTRY>Chapter 3 - Water>PRACTICE QUESTIONS>Q 11
The settling of suspended impurities at the bottom of a liquid in settling tanks is called_____.
MEDIUM
9th ICSE
IMPORTANT
TOGETHER WITH CHEMISTRY>Chapter 3 - Water>PRACTICE QUESTIONS>Q 11
The loading process is carried out with the help of_____.
HARD
9th ICSE
IMPORTANT
TOGETHER WITH CHEMISTRY>Chapter 3 - Water>PRACTICE QUESTIONS>Q 11

The solubility of gases _____ with the increase in temperature.

HARD
9th ICSE
IMPORTANT
TOGETHER WITH CHEMISTRY>Chapter 3 - Water>PRACTICE QUESTIONS>Q 12
Write an experiment to show the presence of dissolved gases in water.Also, write their importance.
MEDIUM
9th ICSE
IMPORTANT
TOGETHER WITH CHEMISTRY>Chapter 3 - Water>PRACTICE QUESTIONS>Q 13
Give reason:- Boiled water tastes flat while drinking.
 
HARD
9th ICSE
IMPORTANT
TOGETHER WITH CHEMISTRY>Chapter 3 - Water>PRACTICE QUESTIONS>Q 13
Give reason:- No concentric rings are seen when rainwater is boiled.
MEDIUM
9th ICSE
IMPORTANT
TOGETHER WITH CHEMISTRY>Chapter 3 - Water>PRACTICE QUESTIONS>Q 15
Explain why a burn caused by steam is more dangerous than a burn caused by boiling water.
MEDIUM
9th ICSE
IMPORTANT
TOGETHER WITH CHEMISTRY>Chapter 3 - Water>PRACTICE QUESTIONS>Q 16
What is the cause of hardness of water?