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The heat of atomisation of PH3(g) and P2...

The heat of atomisation of `PH_3(g) and P_2H_4(g)` are `953 kJ mol^(-1) and 1485 kJ mol^(-1)` respectively. The P – P bond energy in `kJ mol^(-1)` is:

A

213

B

426

C

318

D

1272

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The correct Answer is:
A
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