The P Block Elements - Result Question 3

####3. Which of the following oxoacids of phosphorus has strongest reducing property?

[NEET Odisha 2019]

(a) H3PO4

(b) H4P2O7

(c) H3PO3

(d) H3PO2

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Solution:

  1. (d) Hypophosphorous acid is a good reducing agent as it contains two PH bonds.

4AgNO3+2H2O+H3PO24Ag+4HNO3+H3PO4

+5+203



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