The formula of sodium nitride is

Important Questions on Atoms and Molecules

EASY

9th CBSE

IMPORTANT

Core science chemistry>Chapter 3 - Atoms and Molecules>EXERCISE 3B>Q 20

The formula of aluminium sulphate is:

EASY

9th CBSE

IMPORTANT

Core science chemistry>Chapter 3 - Atoms and Molecules>EXERCISE 3B>Q 21

The formula of calcium hydrogen carbonate is:

EASY

9th CBSE

IMPORTANT

Core science chemistry>Chapter 3 - Atoms and Molecules>EXERCISE 3B>Q 22

The formula of iron (III) chloride is:

EASY

9th CBSE

IMPORTANT

Core science chemistry>Chapter 3 - Atoms and Molecules>EXERCISE 3B>Q 23

The chemical name of $\mathrm{Mg}({\mathrm{HCO}}_3{)}_2$ is

EASY

9th CBSE

IMPORTANT

Core science chemistry>Chapter 3 - Atoms and Molecules>EXERCISE 3B>Q 24

The chemical name of ${\mathrm{Fe}}_2({\mathrm{SO}}_4{)}_3$ is:

EASY

9th CBSE

IMPORTANT

Core science chemistry>Chapter 3 - Atoms and Molecules>EXERCISE 3B>Q 25

The valency of phosphide in calcium phosphide (${\mathrm{Ca}}_3{\mathrm{P}}_2$) is:

EASY

9th CBSE

IMPORTANT

Core science chemistry>Chapter 3 - Atoms and Molecules>EXERCISE 3B>Q 26

The formula of aluminium sulphate is ${\mathrm{Al}}_2({\mathrm{SO}}_4{)}_3$. The formula of aluminium nitride is:

EASY

9th CBSE

IMPORTANT

Core science chemistry>Chapter 3 - Atoms and Molecules>EXERCISE 3B>Q 1

Define the term molecule.