Acetonitrile on reduction gives from Chemistry Amines

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 Multiple Choice QuestionsMultiple Choice Questions

111.

CH3Br + KCN (alc) → X Na/ C2H5OHReduction Y

What is Y in the series?

  • CH3CN

  • C2H5CN

  • C2H5NH2

  • CH3NH2


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112.

Acetonitrile on reduction gives

  • propanamine

  • methanamine

  • ethanamine

  • None of these


C.

ethanamine

Cyanides on reduction give 1° amine. Therefore, acetonitrile on reduction gives ethanamine. It can be written as-

CH3CNAcetonitrile LiAlH4Reduction CH3CH2NH2Ethyl amine or Ethanamine


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113.

Methyl amine reacts with methyl iodide. For completion of reaction, how many moles of methyl iodide are required ?

  • 1

  • 2

  • 3

  • 4


114.

Complete the following reaction
RNH2 + H2SO4   →

  • [RNH3]+HSO-4

  • [RNH3]2+SO42-

  • RNH2.H2SO4

  • no reaction


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115.

Primary amine (RNH2) reacts with nitrous acid to give

  • RNH3+NO2

  • ROH

  • ROR

  • None of these


116.

IUPAC name of CH3—CHNH2—CH3 is

  • dimethyl amine

  • 2-amino propane

  • isopropylamine

  • 2-propanamine


117.

Aniline reacts with acetaldehyde to form

  • Schiffs base

  • carbylamine

  • immine

  • none of these


118.

In the following reaction, X and Y are respectively

CH3COOH + NH3 → X  Y + H2O

  • CH3CONH2, CH4

  • CH3COONH4, CH3CONH2

  • CH3CONH2, CH3COOH

  • CH3NH2, CH3CONH2


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119.

Which one of the following is the molecular formula of a tertiary amine ?

  • C2H7N

  • C3H9N

  • CH5N

  • CH3N


120.

Aniline is not the major product in one of the following reactions. Identify that reaction

  • C6H5OH + NH3 300°C ZnCl2

  • C6H5NO2 + Zn powderalcoholic KOH

  • C6H5Cl +NH3 Cu2O 200°C high pressure

  • C6H5NO2 + 6(H) HClFe +H2O


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