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Why does a solution of ethanol and cyclohexane show positive deviation from Raoult's lafw?

Important Questions on Solutions

EASY
Chemistry>Physical Chemistry>Solutions>Ideal and Non-ideal Solutions
The mixture which shows positive deviation from Raoult’s law is
MEDIUM
Chemistry>Physical Chemistry>Solutions>Ideal and Non-ideal Solutions
For an ideal solution, the correct option is:
MEDIUM
Chemistry>Physical Chemistry>Solutions>Ideal and Non-ideal Solutions
Solution A contains acetone dissolved in chloroform and solution B contains acetone dissolved in carbon disulphide. The type of deviations from Raoult’s law shown by solutions A and B, respectively are
EASY
Chemistry>Physical Chemistry>Solutions>Ideal and Non-ideal Solutions
What is an ideal solution?
MEDIUM
Chemistry>Physical Chemistry>Solutions>Ideal and Non-ideal Solutions
Which one is not equal to zero for an ideal solution?
MEDIUM
Chemistry>Physical Chemistry>Solutions>Ideal and Non-ideal Solutions
Water +CH3OH mixture shows positive deviation from ideal solution behaviour 100 mL of water is mixed with 100 mL  of CH3OH. Then, total volume of the mixture will be
MEDIUM
Chemistry>Physical Chemistry>Solutions>Ideal and Non-ideal Solutions
The mixture that forms maximum boiling azeotrope is
MEDIUM
Chemistry>Physical Chemistry>Solutions>Ideal and Non-ideal Solutions
Which of the following conditions is satisfied by a non-ideal solution?
EASY
Chemistry>Physical Chemistry>Solutions>Ideal and Non-ideal Solutions
Which one of the following is incorrect for ideal solution?
HARD
Chemistry>Physical Chemistry>Solutions>Ideal and Non-ideal Solutions
Benzene and naphthalene form an ideal solution at room temperature. For this process, the true statement(s) is (are)
EASY
Chemistry>Physical Chemistry>Solutions>Ideal and Non-ideal Solutions
Write two differences between ideal and non-ideal solutions.
HARD
Chemistry>Physical Chemistry>Solutions>Ideal and Non-ideal Solutions
Why do some non- ideal solutions show positive deviation from ideal behaviour? Give suitable diagram.
EASY
Chemistry>Physical Chemistry>Solutions>Ideal and Non-ideal Solutions
Which of the following mixture is non-ideal solution?
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Chemistry>Physical Chemistry>Solutions>Ideal and Non-ideal Solutions
Which of the following mixtures shows negative deviation from Raoult's law?
EASY
Chemistry>Physical Chemistry>Solutions>Ideal and Non-ideal Solutions
On mixing 20 mL of acetone with 60 mL of chloroform, the total volume of the solution is
MEDIUM
Chemistry>Physical Chemistry>Solutions>Ideal and Non-ideal Solutions
If two liquids A and B form a minimum boiling azeotrope at some specific composition, then which statement among the following is correct?
EASY
Chemistry>Physical Chemistry>Solutions>Ideal and Non-ideal Solutions
Which of the following pair shows a positive deviation from Raoult's law?
EASY
Chemistry>Physical Chemistry>Solutions>Ideal and Non-ideal Solutions
For an ideal solution of two components A & B, which of the following is true?
HARD
Chemistry>Physical Chemistry>Solutions>Ideal and Non-ideal Solutions
Mixture(s) showing positive deviation from Raoult's law at 35oC is (are)
MEDIUM
Chemistry>Physical Chemistry>Solutions>Ideal and Non-ideal Solutions
What is meant by positive deviations from Raoult's law and how is the sign of ∆Hmix related to positive deviation from Raoult's law?