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Ideal and Non-Ideal solu..



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Q1. Which of the following is true regarding azeotropes?

(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

Q2. Which of the following cannot form an azeotrope?

(a) H2O + C2H5OH
(b) CHCl3 + C2H5OH
(c) HCl + H2O
(d) Benzene + Toluene

Q3. Which of the following is true regarding non-ideal solutions with negative deviation?

(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

Q4. Which of the following is not an example of a non-ideal solution showing negative deviation?

(a) HNO3 + Water
(b) HCl + Water
(c) Acetic acid + Pyridine
(d) Carbon tetrachloride + Toluene

Q5. Ideal solutions do not form azeotropes.

(a) True
(b) False
(c) Both acidolysis and aldehyde
(d) None of the mentioned

Q6. Which of the following is an example of a non-ideal solution showing positive deviation?

(a) Acetone + Carbon disulphide
(b) Chlorobenzene + Bromobenzene
(c) Chloroform + Benzene
(d) Acetone + Aniline

Q7. Which of the following is false regarding Non-Ideal solutions?

(a) They do not obey Raoult?s law
(b) ?Vmixing ? 0
(c) ?Hmixing = 0
(d) They form azeotropes

Q8. A solution which does not obey Raoult?s law is called a non-ideal solution.

(a) True
(b) False
(c) Both acidolysis and aldehyde
(d) None of the mentioned

Q9. Which of the following is not an example of an Ideal solution?

(a) Benzene + Toluene
(b) n-Hexane + n-Heptane
(c) Ethyl alcohol + Water
(d) Ethyl bromide + Ethyl chloride

Q10. Which of the following statements regarding Ideal solutions is false?

(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


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786 views

The Statement "If 0.003 Moles Of A Gas Are Dissolved In 900 G Of Water Under A Pressure Of 1 Atmosphere, 0.006 Moles Will Be Dissolved Under A Pressure Of 2 Atmosphere", Illustrates

Modified 239 Year Ago

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239 Year Ago

The Statement "If 0.003 Moles Of A Gas Are Dissolved In 900 G Of Water Under A Pressure Of 1 Atmosphere, 0.006 Moles Will Be Dissolved Under A Pressure Of 2 Atmosphere", Illustrates

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773 views

If 1 M And 2.5 Litre NaOH Solution Is Mixed With Another 0.5 M And 3 Litre NaOH Solution, Then Molarity Of The Resultant Solution Will Be

Modified 239 Year Ago

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773
239 Year Ago

If 1 M And 2.5 Litre NaOH Solution Is Mixed With Another 0.5 M And 3 Litre NaOH Solution, Then Molarity Of The Resultant Solution Will Be

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675 views

The Solubility Of A Gas In Water Depends On

Modified 239 Year Ago

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239 Year Ago

The Solubility Of A Gas In Water Depends On

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596 views

When 7.1gm Na2SO4 (molecular Mass 142) Dissolved In 100ml H2O, The Molarity Of The Solution Is

Modified 239 Year Ago

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596
239 Year Ago

When 7.1gm Na2SO4 (molecular Mass 142) Dissolved In 100ml H2O, The Molarity Of The Solution Is

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573 views

Molarity Of A Given Orthophosphoric Acid Solution Is 3 M. Its Normality Is

Modified 0 Year Ago

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0 Year Ago

Molarity Of A Given Orthophosphoric Acid Solution Is 3 M. Its Normality Is

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555 views

The Volume Strength Of 1.5 N H2O2 Solution Is

Modified 239 Year Ago

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239 Year Ago

The Volume Strength Of 1.5 N H2O2 Solution Is

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0 Answer
515 views

What Is Molarity Of A Solution Of HCL Which Contains 49% By Weight Of Solute And Whose Specific Gravity Is 1.41

Modified 239 Year Ago

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239 Year Ago

What Is Molarity Of A Solution Of HCL Which Contains 49% By Weight Of Solute And Whose Specific Gravity Is 1.41

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