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Given the total pressure is 2 atm. Also the partial pressure of the two components in an ideal solution is 1 atm and 0.5 atm. It shows __________ deviation.

(a) Positive

(b) Negative

(c) Neutral

(d) None of the mentioned

The question was asked during an online interview.

Question is taken from Deviation from Idealities Concept in section Distillation of Mass Transfer

1 Answer

0 votes
by (39.8k points)
Correct choice is (a) Positive

To explain: If the total pressure is greater than sum of partial pressure then it shows positive deviation.

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