1.

    Anthraquinone is prepared by the oxidation of anthracene by chromic acid. The crude reaction product is usually purified by

    A

    Fractional Crystallisation

    B

    Distillation

    C

    Steam distillation

    D

    Sublimation

    Question Tags
    📚 Subject:Chemistry
    📑 Chapter:Organic Chemistry: Some basic principles and techniques
    🎯Topic:Purification Of Organic Compounds
    🎓 Ncert Level:Remembering
    🎯Difficulty :Medium
    ⚡ Time Required :2 mins
    🔄Ncert Concepts :purification techniques, sublimation, organic chemistry

    Related Questions

    1.

    The best method for the separation of naphthalene and benzoic acid from their mixture is

    A

    Chromatography

    B

    Crystallisation

    C

    Distillation

    D

    Sublimation

    Question Tags
    📚 Subject:Chemistry
    📑 Chapter:Organic Chemistry: Some basic principles and techniques
    🎯Topic:Purification Of Organic Compounds
    🎓 Ncert Level:Application
    🎯Difficulty :Medium
    ⚡ Time Required :2 mins
    🔄Ncert Concepts :Separation Techniques, Solubility, Crystallization, Sublimation, Distillation, Chromatography

    2.

    Anthraquinone is prepared by the oxidation of anthracene by chromic acid. The crude reaction product is usually purified by

    A

    Fractional Crystallisation

    B

    Distillation

    C

    Steam distillation

    D

    Sublimation

    Question Tags
    📚 Subject:Chemistry
    📑 Chapter:Organic Chemistry: Some basic principles and techniques
    🎯Topic:Purification Of Organic Compounds
    🎓 Ncert Level:Remembering
    🎯Difficulty :Medium
    ⚡ Time Required :2 mins
    🔄Ncert Concepts :purification techniques, sublimation, organic chemistry

    3.

    Naphthalene can be easily purified by

    A

    Sublimation

    B

    Crystallisation

    C

    Distillation

    D

    Vaporisation

    Question Tags
    📚 Subject:Chemistry
    📑 Chapter:Organic Chemistry: Some basic principles and techniques
    🎯Topic:Purification Of Organic Compounds
    🎓 Ncert Level:Remembering
    🎯Difficulty :Easy
    ⚡ Time Required :1 mins
    🔄Ncert Concepts :purification, sublimation, phase change

    4.

    Which of the following techniques is NOT typically used for the purification of organic liquids?

    A

    Distillation

    B

    Fractional distillation

    C

    Sublimation

    D

    Chromatography

    Question Tags
    📚 Subject:Chemistry
    📑 Chapter:Organic Chemistry: Some basic principles and techniques
    🎯Topic:Purification Of Organic Compounds
    🎓 Ncert Level:Remembering
    🎯Difficulty :Medium
    ⚡ Time Required :1 mins
    🔄Ncert Concepts :Purification, Organic Chemistry, Distillation, Sublimation, Chromatography

    5.

    The best method for the separation of Naphthalene and benzoic acid from their mixture

    A

    Distillation

    B

    Sublimation

    C

    Chromatography

    D

    Crystallisation

    Question Tags
    📚 Subject:Chemistry
    📑 Chapter:Organic Chemistry: Some basic principles and techniques
    🎯Topic:Purification Of Organic Compounds
    🎓 Ncert Level:Remembering
    🎯Difficulty :Easy
    ⚡ Time Required :1 mins
    🔄Ncert Concepts :separation techniques, sublimation, physical properties

    6.

    Sublimation can't be used for purification of

    A

    Benzoic acid

    B

    Camphor

    C

    Urea

    D

    Naphthalene

    Question Tags
    📚 Subject:Chemistry
    📑 Chapter:Organic Chemistry: Some basic principles and techniques
    🎯Topic:Purification Of Organic Compounds
    🎓 Ncert Level:Understanding
    🎯Difficulty :Easy
    ⚡ Time Required :2 mins
    🔄Ncert Concepts :Sublimation, Purification, Properties of Organic Compounds

    7.

    Naphthalene can be easily purified by

    A

    Sublimation

    B

    Crystallisation

    C

    Distillation

    D

    Vaporisation

    Question Tags
    📚 Subject:Chemistry
    📑 Chapter:Organic Chemistry: Some basic principles and techniques
    🎯Topic:Purification Of Organic Compounds
    🎓 Ncert Level:Remembering
    🎯Difficulty :Easy
    ⚡ Time Required :1 mins
    🔄Ncert Concepts :Separation techniques, Purification of organic compounds, Sublimation

    8.

    Which of the following methods is NOT typically used for the purification of organic compounds?

    A

    Crystallization

    B

    Sublimation

    C

    Distillation

    D

    Filtration

    Question Tags
    📚 Subject:Chemistry
    📑 Chapter:Organic Chemistry: Some basic principles and techniques
    🎯Topic:Purification Of Organic Compounds
    🎓 Ncert Level:Remembering
    🎯Difficulty :Easy
    ⚡ Time Required :0.5 mins
    🔄Ncert Concepts :Purification, Crystallization, Sublimation, Distillation, Filtration

    9.

    Sublimation can't be used for purification of

    A

    Benzoic acid

    B

    Camphor

    C

    Urea

    D

    Naphthalene

    Question Tags
    📚 Subject:Chemistry
    📑 Chapter:Organic Chemistry: Some basic principles and techniques
    🎯Topic:Purification Of Organic Compounds
    🎓 Ncert Level:Understanding
    🎯Difficulty :Easy
    ⚡ Time Required :2 mins
    🔄Ncert Concepts :sublimation, purification, properties of organic compounds

    10.

    The best method for the separation of Naphthalene and benzoic acid from their mixture

    A

    Distillation

    B

    Sublimation

    C

    Chromatography

    D

    Crystallisation

    Question Tags
    📚 Subject:Chemistry
    📑 Chapter:Organic Chemistry: Some basic principles and techniques
    🎯Topic:Purification Of Organic Compounds
    🎓 Ncert Level:Remembering
    🎯Difficulty :Easy
    ⚡ Time Required :1 mins
    🔄Ncert Concepts :separation techniques, sublimation, physical properties

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