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Chemistry
The value of Van't Hoff factor 'i' in case of dimerisation of benzoic acid in benzene is given by the expression -( α is degree of dimerisation):-
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Q. The value of Van't Hoff factor $'i'$ in case of dimerisation of benzoic acid in benzene is given by the expression -( $\alpha $ is degree of dimerisation):-
NTA Abhyas
NTA Abhyas 2020
A
$i=1-\alpha $
B
$i=1+\alpha $
C
$i=1-\frac{\alpha }{2}$
D
$i=1+\frac{\alpha }{2}$
Solution:
$i=1-\frac{\alpha }{2}$