Q.

The true statement of acids of phosphorus H3PO2,H3PO3 and H3PO4 is

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a

All of them are reducing in nature

b

All of them are tribasic acids

c

The order of their acidity isH subscript 3 P O subscript 2 greater than H subscript 3 P O subscript 3 greater than H subscript 3 P O subscript 4 H3PO4>H3PO3>H3PO2

d

The hybridization of phosphorus is SP3 in all the three

answer is D.

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Detailed Solution

Order of acidity is H subscript 3 P O subscript 4 greater than H subscript 3 P O subscript 3 greater than H subscript 3 P O subscript 2 

H3PO4 is not a reducing agent

Only H3PO4 is a tribasic acid

In all three phosphorus is tetrahedral geometry

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