1.

    Which technique is most effective for separating a 1:1 mixture of ortho-nitrophenol and para-nitrophenol?

    A

    Steam distillation

    B

    Sublimation

    C

    Chromatography

    D

    Simple distillation

    Question Tags
    📚 Subject:Chemistry
    📑 Chapter:Organic Chemistry: Some basic principles and techniques
    🎯Topic:Purification Of Organic Compounds
    PYQ YEAR: 2017
    🎓 Ncert Level:Understanding
    🎯Difficulty :Easy
    ⚡ Time Required :1 mins
    🔄Ncert Concepts :Separation Techniques, Hydrogen Bonding, Isomerism

    Related Questions

    1.

    In estimation of nitrogen by Duma's method 1.18 g of an orgainc compound gave 224 mL of N2{N_2} at NTP. The percentage of nitrogen in the compound is

    A

    20

    B

    11.8

    C

    47.7

    D

    23.7

    Question Tags
    📚 Subject:Chemistry
    📑 Chapter:Organic Chemistry: Some basic principles and techniques
    🎯Topic:Purification Of Organic Compounds
    🎓 Ncert Level:Application
    🎯Difficulty :Hard
    ⚡ Time Required :3 mins
    🔄Ncert Concepts :Duma's method, stoichiometry, gas laws, percentage composition

    2.

    In estimation of nitrogen by Duma's method 1.18 g of an orgainc compound gave 224 mL of N2{N_2} at NTP. The percentage of nitrogen in the compound is

    A

    20

    B

    11.8

    C

    47.7

    D

    23.7

    Question Tags
    📚 Subject:Chemistry
    📑 Chapter:Organic Chemistry: Some basic principles and techniques
    🎯Topic:Purification Of Organic Compounds
    🎓 Ncert Level:Application
    🎯Difficulty :Hard
    ⚡ Time Required :3 mins
    🔄Ncert Concepts :Duma's method, stoichiometry, molar volume of gas, percentage composition

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