Question

$Othophosphoricacid\underset{{220}^{\circ }C}{\overset{gentleheat}{\to }}X$.

What is(are) correct about X?

• A. It is tetrabasic.
• B. It contains one $P-O-P$ bond.
• C. It is dibasic.
• D. On hydrolysis, it produces metaphosphoric acid.

Answer 1

Answer: (A), (B)

It contains one $P-O-P$ bond.

This reaction yields pyrophosric acid which is tetrabasic;