Question

Arrange the following oxoacids of phosphorus in the correct decreasing order of their reducing strength.
A. H4P2O6
B. H3PO2
C. H4P2O7
D. H3PO3
Choose the correct answer from the options given below :

• A. $B > D > A > C$
• B. $B > A > C > D$
• C. $D > C > A > B$
• D. $D > B > C > A$

Answer 1

Answer: (A)

$B > D > A > C$

Answer 2

The correct option is (A) :$B > D > A > C$.