How many acid and base are there in tetraoxosulphateIV acid and sodium hydroxide

TetraoxosulphateIV acid, also known as sulphuric acid (H2SO4), has 2 acid groups (H+) and 1 base group (SO4^2-).

Sodium hydroxide (NaOH) has 1 base group (OH-) and 1 salt group (Na+).

Therefore, there are 2 acid groups and 1 base group in H2SO4, and 1 base group and 1 salt group in NaOH.