Solutions test 2

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Sloutions A test from chapter 9 i.e Solutions of Chemistry part 1. This is Free online test for FSc and Entry test Preparation for UET, NUST, FAST, GIKI, PIEAS, NFC, Punjab University, UHS, other Engineering Universities and Medical Colleges.


1. Ethylene glycol is mixed with water as anti freeze in radiator because
    A) it has low vapour pressure
    B) it raises the boiling point of water
    C) it lowers the freezing point of water
    D) it has all characters


2. Which one of following is not soluble in alcohol

    A) KCl
    B) urea
    C) acetone
    D) ether


3. Mixture of alcohol and water can be separated by

    A) solvent extraction
    B) crystallization
    C) filtration
    D) fractional distillation


4. Which one of following is not a conjugate solution

    A) ether + water
    B) phenol + water
    C) nicotine + water
    D) ethanol + water


5. Which one of the following has discontinuous solubility curve

    A) NaCl
    B) KCl
    C) NaNO3
    D) CaCl2.6H2O


6. Which one of following has continuous solubility curve

    A) NaCl
    B) NaNO3
    C) Na2SO4.10H2O
    D) both a and b


7. Solubility of following decrease with increase in temp

    A) Ce2(SO4)3
    B) CaCl2 . 6H2O
    C) Pb(NO3)2
    D) K2Cr2O7


8. According to Roault’s law

    A) relative lowering of V.P. is equal to mole fraction of solute
    B) the lowering of V.P. is directly proportional to the mole fraction of solute
    C) V.P. of a solvent above a solution is equal to product of V.P. of pure solvent and mole fraction of solvent in solution
    D) all


9. The solution of KCl

    A) acidic
    B) basic
    C) neutral
    D) none


10. Na2SO4 solution is

    A) acidic
    B) basic
    C) neutral
    D) none

I am Mechatronics and Control Engineer from UET, Lahore. Helping Engineering students gives me pleasure.

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