Radicals

The number of carbon atoms in a hydrogen carbonate radical is

What are poly-atomic ions? Give two examples.

Select the basic and acidic radical in the following compound.

$\mathrm{Mg}{\left(\mathrm{OH}\right)}_2$

Select the basic and acidic radical in the following compound.

${\mathrm{ZnCO}}_3$

Select the basic and acidic radical in the following compound.

${\mathrm{Al}}_2{\left({\mathrm{SO}}_4\right)}_3$

Select the basic and acidic radical in the following compound.

${\left({\mathrm{NH}}_4\right)}_2{\mathrm{SO}}_4$ 

Select the basic and acidic radical in the following compound.

${\mathrm{MgSO}}_4$

Sodium chloride has two radicals. Sodium is a _____ radical while chloride is a _____ radical.

What do you understand by the following term

b)Basic radical

What do you understand by the following term

a) Acid radical