Draw the electron distribution diagram for the formation of Carbon dioxide $\left({\mathrm{CO}}_2\right)$ molecule.

Identify the following reaction as oxidation or reduction.

$\mathrm{Na}\to {\mathrm{Na}}^{+}+{\mathrm{e}}^{-}$

Identify the following reaction as oxidation or reduction.

${\mathrm{Fe}}^{3+} + 2 {\mathrm{e}}^{-}\to {\mathrm{Fe}}^{+}$

Give an example for the following statement.

A compound in which two Covalent bonds are formed.

Give an example for the following statement.

A compound in which one ionic bond is formed.

Give an example for the following statement.

A compound in which two Covalent and one Coordinate bonds are formed.

Give an example for the following statement.

A compound in which three covalent bonds are formed.