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2 mole of PCI(5) is heated in a one litr...

2 mole of `PCI_(5)` is heated in a one litre vessel. If `PCI_(5)` dissociates to the extent of 80%, the equilibrium constant for the dissociation of `PCI_(5)` is

A

`2 xx 10^(-2)`

B

6.4

C

0.67

D

0.32

Text Solution

Verified by Experts

The correct Answer is:
B

`K_(C)=(1.6 xx 1.6)/(0.4)=6.4`
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