Chemistry Ideal Non Ideal Solutions Online Exam Quiz
Chemistry Ideal Non Ideal Solutions GK Quiz. Question and Answers related to Chemistry Ideal Non Ideal Solutions. MCQ (Multiple Choice Questions with answers about Chemistry Ideal Non Ideal Solutions
If liquids A and B form an ideal solution, then what is the Gibbs free energy of mixing?
Options
A : > 0
B : < 0
C : = 0
D : Not Defined
Which of the following is an example of a non-ideal solution showing positive deviation?
Options
A : Acetone + Carbon disulphide
B : Chlorobenzene + Bromobenzene
C : Chloroform + Benzene
D : Acetone + Aniline
Which of the following is true regarding azeotropes?
Options
A : An azeotrope does not exhibit the same concentration in the vapour phase and the liquid phase
B : Azeotropic mixtures cannot be separated into their constituents by fractional distillation
C : In case of minimum boiling azeotropes, the boiling point of the azeotrope is higher than the boiling point of either of the pure components
D : In case of maximum boiling azeotropes, the boiling point of the azeotrope is lesser than the boiling point of either of the pure components
Which of the following is not an example of an Ideal solution?
Options
A : Benzene + Toluene
B : n-Hexane + n-Heptane
C : Ethyl alcohol + Water
D : Ethyl bromide + Ethyl chloride
Which of the following cannot form an azeotrope?
Options
A : H2O + C2H5OH
B : CHCl3 + C2H5OH
C : HCl + H2O
D : Benzene + Toluene
Which of the following is not an example of a non-ideal solution showing negative deviation?
Options
A : HNO3 + Water
B : HCl + Water
C : Acetic acid + Pyridine
D : Carbon tetrachloride + Toluene
Which of the following statements regarding Ideal solutions is false?
Options
A : Ideal solutions obey Raoult’s law under all conditions of temperature and concentrations
B : There will be some change in volume on mixing the components, i.e., ?Vmixing ? 0
C : There will be no change in enthalpy when the two components are mixed, i.e., ?Hmixing = 0
D : There will be no change in volume on mixing the components, i.e., ?Vmixing = 0
Which of the following is true regarding non-ideal solutions with negative deviation?
Options
A : The interactions between the components are lesser than in the pure components
B : ?Vmixing = +ve
C : ?Hmixing = +ve
D : They form maximum boiling azeotropes
5 moles of liquid X and 10 moles of liquid Y make a solution having a total vapour pressure 70 torr. The vapour pressures of pure X and pure Y are 64 torr and 76 torr respectively. Which of the following is true regarding the described solution?
Options
A : The solution shows positive deviation
B : The solution shows negative deviation
C : The solution is ideal
D : The solution has volume greater than the sum of individual volumes
Which of the following is false regarding Non-Ideal solutions?
Options
A : They do not obey Raoult’s law
B : ?Vmixing ? 0
C : ?Hmixing = 0
D : They form azeotropes
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