EASY
6th ICSE
IMPORTANT
Earn 100

Give two examples of tetraatomic molecule.

Important Questions on Elements and Compounds

EASY
6th ICSE
IMPORTANT
What do you understand by chemical formula of a compound?
MEDIUM
6th ICSE
IMPORTANT
Name the elements present in the compound Sodium Chloride.
EASY
6th ICSE
IMPORTANT
Name the elements present in nitric acid (HNO3).
EASY
6th ICSE
IMPORTANT

Write the names of the elements present in the following compound.

Ammonia

EASY
6th ICSE
IMPORTANT
Name the elements present in calcium oxide (CaO).
EASY
6th ICSE
IMPORTANT

Name the elements present in the following compound:

Sugar

EASY
6th ICSE
IMPORTANT

State whether the following statements are true or false. If false rewrite the correct form of statements.

A mixture is a pure substance.

EASY
6th ICSE
IMPORTANT

State whether the following statements are true or false. If false rewrite the correct form of statements.

Common salt is an element.