1.

    Which of the following reagents is used in the Williamson ether synthesis?

    A

    Sodium alkoxide and alkyl halide

    B

    Alcohol and alkyl halide

    C

    Sodium alkoxide and alcohol

    D

    Alkyl halide and alkyl halide

    Question Tags
    📚 Subject:Chemistry
    📑 Chapter:Alcohols, Phenols And Ethers
    🎯Topic:Ethers
    🎓 Ncert Level:Remembering
    🎯Difficulty :Medium
    ⚡ Time Required :1 mins
    🔄Ncert Concepts :Ethers, Williamson Ether Synthesis, SN2 Reaction

    Related Questions

    1.

    Diethyl ether is decomposed on heating with:

    A

    NaOH{\rm{NaOH}}

    B

    Water

    C

    KMnO4{\rm{KMn}}{{\rm{O}}_4}

    D

    HI{\rm{HI}}

    Question Tags
    📚 Subject:Chemistry
    📑 Chapter:Alcohols, Phenols And Ethers
    🎯Topic:Ethers
    🎓 Ncert Level:Understanding
    🎯Difficulty :Hard
    ⚡ Time Required :2 mins
    🔄Ncert Concepts :ether reactions, acid-catalyzed cleavage, nucleophilic substitution

    2.

    In the reaction of anisole with HI, the iodide ion acts as a:

    A

    Electrophile

    B

    Nucleophile

    C

    Catalyst

    D

    Leaving group

    Question Tags
    📚 Subject:Chemistry
    📑 Chapter:Alcohols, Phenols And Ethers
    🎯Topic:Ethers
    PYQ YEAR: 2020
    🎓 Ncert Level:Understanding
    🎯Difficulty :Easy
    ⚡ Time Required :1 mins
    🔄Ncert Concepts :Ether, Cleavage, Anisole, HI, Nucleophile, Electrophile

    3.

    The IUPAC name of CH3_3OCH2_2CH3_3 is:

    A

    methoxyethane

    B

    ethoxymethane

    C

    ethyl methyl ether

    D

    methyl ethyl ether

    Question Tags
    📚 Subject:Chemistry
    📑 Chapter:Alcohols, Phenols And Ethers
    🎯Topic:Ethers
    🎓 Ncert Level:Remembering
    🎯Difficulty :Easy
    ⚡ Time Required :0.5 mins
    🔄Ncert Concepts :Ethers, IUPAC Nomenclature

    4.

    Major product obtained on reaction of sodium phenoxide with CO2C{O_2} followed by acidic hydrolysis is

    A

    4-Hydroxybenzoic acid

    B

    2-Hydroxybenzoic acid

    C

    3-Hydroxybenzoic acid

    D

    Benzoic acid

    Question Tags
    📚 Subject:Chemistry
    📑 Chapter:Alcohols, Phenols And Ethers
    🎯Topic:Ethers
    🎓 Ncert Level:Application
    🎯Difficulty :Medium
    ⚡ Time Required :2 mins
    🔄Ncert Concepts :Electrophilic Aromatic Substitution, Carboxylation, Kolbe-Schmitt reaction, Acidic Hydrolysis, Resonance

    5.

    One mole of an organic compound AA with the formula C3H8O{{\rm{C}}_3}{{\rm{H}}_8}{\rm{O}} reacts completely with two moles of HI to form XX and YY. When YY is boiled with aqueous alkali it forms ZZ. ZZ answers the iodoform test. The compound AA is

    A

    Propan-2-ol

    B

    Methoxyethane

    C

    Propan-1-ol

    D

    Propane-1,2-diol

    Question Tags
    📚 Subject:Chemistry
    📑 Chapter:Alcohols, Phenols And Ethers
    🎯Topic:Ethers
    🎓 Ncert Level:Analyzing
    🎯Difficulty :Medium
    ⚡ Time Required :3 mins
    🔄Ncert Concepts :Reaction with HI, Nucleophilic substitution, Ether cleavage, Hydrolysis, Iodoform test, Structure determination

    6.

    Ethers are quite stable towards:

    A

    Oxidizing agents

    B

    Reducing agents

    C

    Na metal

    D

    All of these

    Question Tags
    📚 Subject:Chemistry
    📑 Chapter:Alcohols, Phenols And Ethers
    🎯Topic:Ethers
    🎓 Ncert Level:Understanding
    🎯Difficulty :Medium
    ⚡ Time Required :2 mins
    🔄Ncert Concepts :ether reactivity, oxidizing agents, reducing agents, sodium metal reaction

    7.

    Dialkyl sulphides are known as:

    A

    Sulphonal

    B

    Mercaptan

    C

    Thioethers

    D

    Thioesters

    Question Tags
    📚 Subject:Chemistry
    📑 Chapter:Alcohols, Phenols And Ethers
    🎯Topic:Ethers
    🎓 Ncert Level:Remembering
    🎯Difficulty :Easy
    ⚡ Time Required :1 mins
    🔄Ncert Concepts :Nomenclature of organic compounds, Functional groups, Thioethers

    8.

    The general formula of ether is:

    A

    RR—CHO{\rm{CHO}}

    B

    RR—CO{\rm{CO}}—R′{R'}

    C

    RR—OO—R′{R'}

    D

    RR—COOR′COOR'

    Question Tags
    📚 Subject:Chemistry
    📑 Chapter:Alcohols, Phenols And Ethers
    🎯Topic:Ethers
    🎓 Ncert Level:Remembering
    🎯Difficulty :Easy
    ⚡ Time Required :1 mins
    🔄Ncert Concepts :functional groups, organic chemistry, ether

    9.

    Which of the following is the mechanism involved in the cleavage of anisole with HI?

    A

    SN1

    B

    SN2

    C

    E1

    D

    E2

    Question Tags
    📚 Subject:Chemistry
    📑 Chapter:Alcohols, Phenols And Ethers
    🎯Topic:Ethers
    PYQ YEAR: 2020
    🎓 Ncert Level:Understanding
    🎯Difficulty :Easy
    ⚡ Time Required :2 mins
    🔄Ncert Concepts :Ether, Cleavage, Mechanism, Anisole, HI, SN1, SN2

    10.

    The products obtained when benzyl phenyl ether is heated with HI in the mole ratio 1:1 are

    I. Phenol

    II. Benzyl alcohol

    III. Benzyl iodide

    IV. Iodobenzene

    A

    1 and 3 only

    B

    3 and 4 only

    C

    1 and 4 only

    D

    2 and 4 only

    Question Tags
    📚 Subject:Chemistry
    📑 Chapter:Alcohols, Phenols And Ethers
    🎯Topic:Ethers
    🎓 Ncert Level:Application
    🎯Difficulty :Medium
    ⚡ Time Required :2 mins
    🔄Ncert Concepts :SN1 reaction, ether cleavage, reaction mechanism, carbocation stability

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