JEE Main 10 Jan 2019 Shift 2 Solved Paper

Section: Chemistry

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Question : 70 of 90

Marks: +1, -0

The pair that contains two P–H bonds in each of the oxoacids is :

[10 Jan 2019 Shift 2]

H3PO2 and H4P2O5
H4P2O5 and H4P2O6
H3PO3 and H3PO2
H4P2O5 and H3PO3

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