Question

Incorrect statement for pyrophosphorus acid $H_4P_2O_5$ is :

• A. contains $P$ in $+5$ oxidation state
• B. it is dibasic acid
• C. it is strongly reducing in nature
• D. it contains one P�O�P bond

Answer 1

Answer: (A)

contains $P$ in $+5$ oxidation state

Answer 2

Pyrophosphorous acid $\left( H _{4} P _{2} O _{5}\right)$ contains $P$ atom in $+3$ oxidation state.