Which of the following statements are correct statement(s) about pyrophosphoric acid (H4P2O7)?
It contains P in +5 oxidation state
It is dibasic acid
It is a reducing agent
It contains one P-O-P bond
A
It is dibasic acid
B
It is a reducing agent
C
It contains one P-O-P bond
D
It contains P in +5 oxidation state
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Solution
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Structure of H4P2O7 is shown in figure. Oxidation state of P is +5 and it has one P−O−P bond.
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