MEDIUM
10th ICSE
IMPORTANT
Earn 100

 Write balanced chemical equations for the following reaction:

Carbon dioxide is passed through lime water.

Important Questions on Acids, Bases and Salts

MEDIUM
10th ICSE
IMPORTANT

 Write balanced chemical equations for the following word equation: 

Calcium oxide + Hydrochloric acid Calcium chloride + Water

MEDIUM
10th ICSE
IMPORTANT

Write balanced chemical equations for the following word equation:

Magnesium oxide + Hydrochloric acid Magnesium chloride + Water

MEDIUM
10th ICSE
IMPORTANT

Write balanced chemical equations for the following word equation:

Zinc + Sodium hydroxide  Sodium zincate + water 

MEDIUM
10th ICSE
IMPORTANT

Write balanced chemical equations for the following word equation:

Calcium carbonate + Hydrochloric acid Calcium chloride + Carbon dioxide +Water 

MEDIUM
10th ICSE
IMPORTANT

Write balanced chemical equations for the following word equation:

Sodium hydrogen carbonate + Hydrochloric acid Sodium chloride +Carbon dioxide + Water 

HARD
10th ICSE
IMPORTANT
When zinc metal is treated with a dilute solution of a strong acid, a gas is evolved which is used as rocket fuel. Name the gas evolved. Write the chemical equation of the reaction involved and also write a test to detect the gas formed. 
MEDIUM
10th ICSE
IMPORTANT
Why does HClgas turn 'wet' blue litmus paper to red whereas there is no change in the colour of 'dry' litmus paper?
HARD
10th ICSE
IMPORTANT
Why is HClis a stronger acid than acetic acid. Explain.