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At certain temperature compound AB(2)(g)...

At certain temperature compound `AB_(2)(g)` dissociates according to the reaction
`2AB_(2)(g) hArr2AB (g)+B_(2)(g)`
With degree of dissociation `alpha` Which is small compared with unity, the expression of `K_(p)` in terms of `alpha` and initial pressure P is :

A

`Pprop^(3)`

B

`Pprop^(2)`

C

`(prop^(3))/(P)`

D

`(prop^(2))/(P)`

Text Solution

Verified by Experts

The correct Answer is:
B
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