The heat of atomisation of PH(3) is 228 ...

The heat of atomisation of `PH_(3)` is 228 K cal/mol and that os `P_(2)H_(4)` is `335` kCal/mol. The energy of `P-P` is (in kcal)

A

31

B

102

C

93

D

26

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The correct Answer is:

A

`DeltaH=H_(R)-H_(P)`

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