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For the reaction : PCl(5) (g) rarrPCl(3)...

For the reaction : `PCl_(5) (g) rarrPCl_(3) (g) +Cl_(2)(g)`:

A

`DeltaH = DeltaU`

B

`DeltaH gt DeltaU`

C

`Delta lt DeltaU`

D

None of the above

Text Solution

Verified by Experts

The correct Answer is:
B
`DeltaH=DeltaU+Deltan_(g)RT, " "Deltan_(g)=1, " "DeltaH gt DeltaU`
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