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Despite favourable climatic conditions, ...

Despite favourable climatic conditions, a farmer’s crop failed to give good yield. Give the possible reasons for this.

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Knowledge Check

  • Which of the following reactions will give good yield of ether ?

    A
    B
    `(CH_(3))_(3)C-OHunderset((ii)C_(6)H_(5)Br)overset((i)Na)(rarr)C_(6)H_(5)-O-C(CH_(3))_(3)`
    C
    `(CH_(3))_(3)C-OHunderset((ii)CH_(3)CH_(2)CH_(2)Br)overset((i)Na)(rarr)(CH_(3))_(3)C-O-CH_(2)CH_(2)CH_(3)`
    D
    `CH_(3)CH_(2)CH_(2)OHunderset((ii)(CH_(3))_(3)CBr)overset((i)Na)(rarr)(CH_(3))_(3)C-O-CH_(2)CH_(2)CH_(3)`

  • The reaction that give good yield of n-Hexane is :-

    A
    `undersetoverset(Na//"dry ether")(rarr)(CH_(3)CH_(2))CH_(2)-Cl + CH_(3)CH_(2)CH_(2)Cl`
    B
    `CH_(3)CH_(2)Cl + CH_(3)CH_(2)CH_(2)CH_(2)Cl overset(Na//"dry ether")rarr`
    C
    `underset overset(Na//"dry ether")rarr(CH_(3)-Cl)+CH_(3)CH_(2)CH_(2)CH_(2)CH_(2)Cl`
    D
    All of them

  • Which of the following will gives good yield of ether?

    A
    B
    C
    D

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