EASY
9th ICSE
IMPORTANT
Earn 100

Give orbital diagram of the following:

Methane.

Important Questions on Atomic Structure and Chemical Bonding

EASY
9th ICSE
IMPORTANT

Give orbital diagram of the following:

Hydrogen chloride.

EASY
9th ICSE
IMPORTANT

State the type of bonding in the following molecules:

Water.

EASY
9th ICSE
IMPORTANT

State the type of bonding in the following molecules:

Calcium oxide.

EASY
9th ICSE
IMPORTANT

State the type of bonding in the following molecule:

Hydrogen chloride.

EASY
9th ICSE
IMPORTANT
Metal M forms a chloride with the formula MCl2. What type of bond is in MCl2. Write the formula of the compound when M combines with sulphur, oxygen and nitrogen.
EASY
9th ICSE
IMPORTANT

Why the mass of an atom is concentrated inside the nucleus of the atom.

EASY
9th ICSE
IMPORTANT

Explain the following:

Atoms combine by transfer and sharing of electron(s).

EASY
9th ICSE
IMPORTANT

An element has atoms with different mass number. Explain it.