Q. An example of tetrabasic acid is

1257 178 The p-Block Elements - Part2 Report Error

A

orthophosphorous acid

B

orthophosphoric acid

C

metaphosphoric acid

D

pyrophosphoric acid.

Solution:

Orthophosphorous acid : $H_{3} P O_{3}$

Orthophosphoric acid : $H_{3} P O_{4}$

Metaphosphoric acid : $H P O_{3}$

Pyrophosphoric acid : $H_{4} P_{2} O_{7}$