Strong reducing behaviour of H3PO2 is due to
(a) presence of one-OH group and two P-H bonds
(b) high electron gain enthalpy of phosphorus
(c) high oxidation state of phosphorus
(d) presence of two-OH groups and one P-H bond

Concept Videos :-

#2 | 15th Group: Properties: II
#3 | 15th Group: Ammonia

Concept Questions :-

group 15 ,preparation and properties

(a) The oxy acid of phosphorus which contain P-H bond act as a reducing agent or reductant

In H3PO2 one -OH group and two P-H bonds are present

Difficulty Level:

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