MEDIUM
7th CBSE
IMPORTANT
Earn 100

Write the formula of the following compound, showing the steps involved.

a. Sodium oxide 

Important Questions on Structure of Matter

MEDIUM
7th CBSE
IMPORTANT

Write the formula of the following compound, showing the steps involved.

b. Magnesium nitrate

MEDIUM
7th CBSE
IMPORTANT

Write the formula of the following compound, showing the steps involved.

c. Magnesium sulphate

MEDIUM
7th CBSE
IMPORTANT

Write the formula of the following compound, showing the steps involved.

a. Aluminium chloride

MEDIUM
7th CBSE
IMPORTANT
What is a chemical equation? Why is it necessary to balance an equation?
MEDIUM
7th CBSE
IMPORTANT

Balance the following equations.

Mg+H2SO4MgSO4+H2

MEDIUM
7th CBSE
IMPORTANT

Balance the following equations.

CaCO3+HClCaCl2+H2O+CO2

MEDIUM
7th CBSE
IMPORTANT

Balance the following equations.

CaO+H2OCa(OH)2

MEDIUM
7th CBSE
IMPORTANT
Balance the following equations.
Ag+HNO3AgNO3+H2O+NO2