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Alcohols, Phenols and Ethers

Each subtopic includes About section, revision page link, 10 preview questions, and practice CTAs.

Classification and Nomenclature

Subtopic

Classification and Nomenclature under Alcohols, Phenols and Ethers for Grade 12 CBSE.

About Topic & Revision

Preview questions (no answers)

  1. 1.

    Which of the following represents an allylic alcohol?

    A.

    CH2=CH−OHCH_{2}=CH-OH

    B.

    CH3−CH=CH−CH2OHCH_{3}-CH=CH-CH_{2}OH

    C.

    C6H5−OHC_{6}H_{5}-OH

    D.

    CH3OHCH_{3}OH

  2. 2.

    The IUPAC name of the compound (CH3)3C−OH(CH_{3})_{3}C-OH is:

    A.

    2-Methylpropan-2-ol

    B.

    Butan-2-ol

    C.

    2-Methylpropan-1-ol

    D.

    Butan-1-ol

  3. 3.

    In the naming of ethers as 'Alkoxyalkanes', the 'alkoxy' part is derived from the:

    A.

    Longer alkyl chain

    B.

    Shorter alkyl chain

    C.

    Aromatic ring always

    D.

    Chain with more substituents

Download the worksheet for Alcohols, Phenols and Ethers - Classification and Nomenclature to practice offline. It includes additional chapter-level practice questions.

Structures of Functional Groups

Subtopic

Structures of Functional Groups under Alcohols, Phenols and Ethers for Grade 12 CBSE.

About Topic & Revision

Preview questions (no answers)

  1. 1.

    The C−OC-O bond in phenol is formed by the overlap of an sp2sp^2 hybridized orbital of carbon and an orbital of oxygen. This carbon belongs to:

    A.

    An alkyl group

    B.

    An aromatic ring

    C.

    A carbonyl group

    D.

    An alkyne group

  2. 2.

    How many hydrogen atoms are directly bonded to the oxygen atom in a molecule of methoxymethane?

    A.

    0

    B.

    1

    C.

    2

    D.

    3

  3. 3.

    The carbon-oxygen-carbon (C−O−CC-O-C) linkage is the characteristic functional group of:

    A.

    Alcohols

    B.

    Ethers

    C.

    Phenols

    D.

    Ketones

Download the worksheet for Alcohols, Phenols and Ethers - Structures of Functional Groups to practice offline. It includes additional chapter-level practice questions.

Preparation and Properties of Alcohols and Phenols

Subtopic

Preparation and Properties of Alcohols and Phenols under Alcohols, Phenols and Ethers for Grade 12 CBSE.

About Topic & Revision

Preview questions (no answers)

  1. 1.

    What is the product of the reaction between phenol and concentrated H2SO4H_2SO_4 at 373K373 K?

    A.

    Benzene sulfonic acid

    B.

    p-Phenolsulfonic acid

    C.

    o-Phenolsulfonic acid

    D.

    Nitrobenzene

  2. 2.

    Which of the following compounds has the highest solubility in water?

    A.

    CH3OHCH_3OH

    B.

    C2H5OHC_2H_5OH

    C.

    C3H7OHC_3H_7OH

    D.

    C4H9OHC_4H_9OH

  3. 3.

    The conversion of an alkene to an alcohol by treating it with water in the presence of an acid follows:

    A.

    Saytzeff's rule

    B.

    Markownikoff's rule

    C.

    Anti-Markownikoff's rule

    D.

    Hund's rule

Download the worksheet for Alcohols, Phenols and Ethers - Preparation and Properties of Alcohols and Phenols to practice offline. It includes additional chapter-level practice questions.

Commercial Importance of some Alcohols

Subtopic

Commercial Importance of some Alcohols under Alcohols, Phenols and Ethers for Grade 12 CBSE.

About Topic & Revision

Preview questions (no answers)

  1. 1.

    Molasses is a byproduct of which industry?

    A.

    Steel industry

    B.

    Paper industry

    C.

    Sugar industry

    D.

    Textile industry

  2. 2.

    In the metabolism of methanol, what does methanal further oxidize into?

    A.

    Formaldehyde

    B.

    Methanoic acid

    C.

    Methane

    D.

    Carbon monoxide

  3. 3.

    Which alkene is the starting material for the large-scale production of ethanol via hydration?

    A.

    Methane

    B.

    Ethene

    C.

    Propene

    D.

    Butene

Download the worksheet for Alcohols, Phenols and Ethers - Commercial Importance of some Alcohols to practice offline. It includes additional chapter-level practice questions.

Preparation and Properties of Ethers

Subtopic

Preparation and Properties of Ethers under Alcohols, Phenols and Ethers for Grade 12 CBSE.

About Topic & Revision

Preview questions (no answers)

  1. 1.

    Why is diethyl ether stored in dark colored bottles?

    A.

    To prevent its evaporation

    B.

    To prevent the formation of peroxides by light

    C.

    To keep it cool

    D.

    To distinguish it from water

  2. 2.

    Identify the common name for the simplest ether.

    A.

    Dimethyl ether

    B.

    Methyl ethyl ether

    C.

    Diethyl ether

    D.

    Methoxy methane

  3. 3.

    In the reaction of tert-butyl methyl ether with HIHI, the products are:

    A.

    tert-Butyl iodide and Methanol

    B.

    tert-Butyl alcohol and Methyl iodide

    C.

    Isobutylene and Methanol

    D.

    tert-Butyl iodide and Methyl iodide

Download the worksheet for Alcohols, Phenols and Ethers - Preparation and Properties of Ethers to practice offline. It includes additional chapter-level practice questions.

Alcohols, Phenols and Ethers - Class 12 Chemistry (CBSE) | Krit.club