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Why are the boiling points of ethers low...

Why are the boiling points of ethers lower than those of isomeric alcohols ?

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Why are boiling points of ethrs lower than those of alcohols of comparable molecular masses ?

How would you account for the following: (i) Phenol is more acidic than ethanol. (ii) The boiling points of ethers are much lower than those of the alcohols of comparable molar masses. (iii) Why do ethers possess dipole moment?

Knowledge Check

  • Alcohols and ethers are isomeric with each other . But, the boiling point of ethers is always lower than that of alcohols, due to the following reason :

    A
    Hydrogen bond in present in ethers
    B
    Hydrogen bond is absent in ethers
    C
    Hydrogen bond is absent in alcohols
    D
    Lower mass

  • The boiling point of dimethyl ether is

    A
    More than the room temperature
    B
    Less than the room temperature
    C
    Equal to room temperature
    D
    Less than `0^(@)C`

  • Ethers have lower boiling points that their correseponding isomeric alcohols because of

    A
    hydrogen bonding in alcohols that is absent in ethers due to lwo polarity
    B
    hydrogen bonding in ethers due to high polartiy
    C
    insolubility of ethers in water due to less polarity
    D
    inertness of ethers as compared to alcohos .

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    How would you account for the following : (i) Phenols are much acidic than alcohols. (ii) The boiling points of ethers are much lower than those of alcohols of comparable molecular measses.

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    (a) Why are the boiling points of carboxlic acids higher than those of the corresponding alcohols ? (b ) Define the following terms and write reaction involved in it : ( i) Reimer - Tiemann reaction (ii ) Rosenmund's reduction reaction

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    The boiling point of ethanol is higher than that of dimethyl ether

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