Q.

In a mixture of A and B, components show negative deviation when

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a

A - B interaction is stonger than A-A and B - B interaction

b

A - B interaction is weaker than A - A and B - B interaction

c

d

answer is A.

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Detailed Solution

If    A - B interactions are stonger than A-A and B - B interactions ,Then the liquid mixture  shows negative deviation.V.P of the mixture will be lesser than that of ideal solutionDue to stronger attractive forces heat is released, and molecules come closer to each other,
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