HARD
9th Tamil Nadu Board
IMPORTANT
Earn 100

Draw the electron distribution diagram for the formation of Carbon dioxide (CO2) molecule.

Important Questions on Chemical Bonding

HARD
9th Tamil Nadu Board
IMPORTANT

Fill in the following table according to the type of bonds formed in the given molecule. 

CaCl2 , H2O, CaO, CO, KBr, HCl, CCl4 , HF, CO2, Al2Cl6

Ionic bond Covalent bond Coordinate covalent bond
     
     
     
MEDIUM
9th Tamil Nadu Board
IMPORTANT
The property which is characteristics of an Ionic compound is that:
MEDIUM
9th Tamil Nadu Board
IMPORTANT

Identify the following reaction as oxidation or reduction.

NaNa++e-

MEDIUM
9th Tamil Nadu Board
IMPORTANT

Identify the following reaction as oxidation or reduction.

Fe3+ + 2 e- Fe+

MEDIUM
9th Tamil Nadu Board
IMPORTANT

Identify the compounds as Ionic/Covalent/Coordinate based on the given characteristic.

Soluble in non-polar solvents

MEDIUM
9th Tamil Nadu Board
IMPORTANT

Identify the compound as Ionic/Covalent/Coordinate based on the given characteristic.

Undergoes faster/instantaneous reactions.

MEDIUM
9th Tamil Nadu Board
IMPORTANT

Identify the compounds as Ionic/Covalent/Coordinate based on the given characteristic.

Non-conductors of electricity.

EASY
9th Tamil Nadu Board
IMPORTANT

Identify the compound as Ionic/Covalent/Coordinate based on the given characteristic.

Solids at room temperature.