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WorksheetsPhase Equilibrium
Total questions: 10
Worksheet time: 5mins
A solution that obeys Raoult's law is
ideal
normal
saturated
all of these
Example of maximum Boiling azeotrope
Acetone and benzene
Nitric acid and water
Example of minimum boiling azeotrope
Mixture of ethanol and water
Mixture of acetone and benzene
Mixture of nitric acid and water
Boiling point diagram of minimum boiling azeotrope can be seen for
Real solution with positive deviation
Real solution with negative deviation
An aqueous solution of methanol in water has vapour pressure
equal to that of water
equal to that of methanol
less than that of water
more than that of water
The system that forms minimum boiling azeotrope is
water + nitric acid
ethanol + cyclohexane
n-heptane +n-hexane
chloroform + acetone
An azeotrope occurs, when there is same _______
Temperature
Composition
Volume
Concentration
The boiling point of a liquid is the temperature at which the vapour pressure is equal to the external pressure.
True
False.
A solution of acetone in ethanol is
Shows positive deviation
Shows negative deviation
No deviation
when water and nitric acid are mixed together , a rise in temperature is observed. what type of Azeotropic mixture is obtained?
Minimum boiling azeotrope
Maximum boiling azeotrope
None of the above
