MEDIUM
10th ICSE
IMPORTANT
Earn 100

Write the balanced chemical equation for the following word equation: 

Zinc carbonate  Zinc oxide + Carbon dioxide. 

Important Questions on Chemical Reactions and Equations

MEDIUM
10th ICSE
IMPORTANT

Write the balanced chemical equation for the following word equation: 

Aluminium + Ferric oxide  Aluminium oxide + Iron.

HARD
10th ICSE
IMPORTANT

Write the following reaction in the form of a chemical equation and balance it. Also, name the type of chemical reaction taking place.

When ammonium hydroxide is added to a solution of ferric chloride, a brown precipitate of ferric hydroxide is formed along with ammonium chloride. 

MEDIUM
10th ICSE
IMPORTANT

Write the following reaction in the form of a chemical equation and balance it. Also, name the type of chemical reaction taking place. 

Heating solid potassium nitrate produces solid potassium nitrite and oxygen. 

HARD
10th ICSE
IMPORTANT

Write the following reaction in the form of a chemical equation and balance it. Also, name the type of chemical reaction taking place. 

Sodium carbonate reacts with sulphuric acid to form sodium sulphate, carbon dioxide and water. 

MEDIUM
10th ICSE
IMPORTANT

Write the following reaction in the form of a chemical equation and balance it. Also, name the type of chemical reaction taking place. 

Stannous chloride combines with chlorine to form stannic chloride. 

MEDIUM
10th ICSE
IMPORTANT

Write the following reaction in the form of a chemical equation and balance it. Also, name the type of chemical reaction taking place. 

When zinc is dipped in the solution of copper sulphate, copper and zinc sulphate are formed. 

MEDIUM
10th ICSE
IMPORTANT

Balance the following chemical reaction and state the type of chemical reaction.

NaCl Electric current Na+Cl2

MEDIUM
10th ICSE
IMPORTANT

Balance the following chemical reaction and state the type of chemical reaction.

NH3+H2SO4NH42SO4