Covalent compounds are soluble in water.

Draw the electron dot diagram for the compound given below. Represent the electrons by (.) and (x) in the diagram.

• Chlorine molecule [Atomic No.$\mathrm{Cl}=17$]

Give one word or a phrase for the following statement:

• The chemical bond formed by a shared pair of electrons each bonding atom contributing one electron to the pair.

The above compound represents hydrogen azide, the bond orders of bonds $\left(\mathrm{I}\right)$ and $\left(\mathrm{II}\right)$ are: