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11th Standard English Medium Chemistry Subject Solutions Creative 1 Mark Questions with Solution Part - II

11th Standard

    Reg.No. :
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Chemistry

Time : 00:30:00 Hrs
Total Marks : 5
    5 x 1 = 5
  1. If solute and solvent interactions are more than solute - solute and solvent - solvent interactions then ___________

    (a)

    It is ideal solution

    (b)

    It is non-ideal solution with positive deviation

    (c)

    It is non-ideal solution with negative deviation

    (d)

    Can't be predicted

  2. Which of the following is correct about a solution showing positive deviation?

    (a)

    Vapour pressure observed will be the less than that calculated from Raoult's law

    (b)

    Minimum boiling azeotrope will be formed

    (c)

    \(\triangle\)Hmix < 0

    (d)

    \(\triangle\)Vmix < 0 

  3. Which of the following statment is true?

    (a)

    Molarity of solution is idependent of temperature

    (b)

    Molality of solution is independent of temperature

    (c)

    Mole fraction of solute is dependent on temperature

    (d)

    The unit of molality is mol dm-3

  4. Among the following mixtures, dipole-dipole as the major inferaction, is present in ________

    (a)

    Benzene and CCl4

    (b)

    Benzene and C2H5OH

    (c)

    CH3COCH3 and CH3CN

    (d)

    KCI and water

  5. An azeotropic solution of two liquids has a boiling point lower than either of the boiling points of the two liquids when it __________

    (a)

    shows negative deviation

    (b)

    shows positive deviation

    (c)

    shows no deviation

    (d)

    is unsaturated

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