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 Multiple Choice QuestionsMultiple Choice Questions

21.

The IUPAC name of the compound

  • 3, 3- dimethyl -1- hydroxy cyclohexane

  • 1,1 – dimethyl -3- cyclohexanol

  • 3,3- dimethyl -1- cyclohexanol

  • 3,3- dimethyl -1- cyclohexanol

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22.

On mixing ethyl acetate with aqueous sodium chloride, the composition of the resultant solution is

  • CH3COOC2H5 + NaCl

  • CH3Cl + C2H5COONa

  • CH3COCl + C2H5OH + NaOH

  • CH3COCl + C2H5OH + NaOH

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23.

Acetyl bromide reacts with excess of CH3MgI followed by treatment with a saturated solution of NH4Cl given

  • acetone

  • acetyl iodide

  • 2- methyl -2- propanol

  • 2- methyl -2- propanol

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24.

Which one of the following reduced with zinc and hydrochloric acid to give the corresponding hydrocarbon?

  • Ethyl acetate

  • Butan -2-one

  • Acetamide

  • Acetamide


B.

Butan -2-one

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25.

Which of the following undergoes reaction with 50% sodium hydroxide solution to give the corresponding alcohol and acid?

  • Phenol

  • Benzoic acid

  • Butanal

  • Butanal

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26.

Among the following compound which can be dehydrated very easily is

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27.

Phenol reacts with methyl chloroformate in the presence of NaOH to form product A. A reacts with Br2 to form product B. A and B are respectively:


28.

Phenol on treatment with CO2 in the presence of NaOH followed by acidification produces compound X as the major product. X on treatment with (CH3CO)2O in the presence of catalytic amount of H2SO4 produces:


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29.

Which of the following compounds would not react with Lucas reagent at room temperature?

  • H2C=CHCH2OH

  • C6H5CH2OH

  • CH3CH2CH2OH

  • (CH3)3COH


30.

Which of the following will be dehydrated most readily in alkaline medium?


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