Which of the following acids would form normal salt only?

A. Tetraoxosulphate(VI) acid
B. Trioxonitrate(V) acid
C. Tetraoxophosphate(V) acid
D. Trioxosulphate(IV) acid

Correct Answer:

Option A – Tetraoxosulphate(VI) acid

Explanation

Normal salts are formed when all the replaceable hydrogen ions in the acid have been completely replaced by metallic ions