Which of the following compounds will give yellow precipitate with iodine and alkali?

  • Option 1)

    Methyl acetate

  • Option 2)

    Acetamide

  • Option 3)

    2 - Hydroxypropane

  • Option 4)

    Acetophenone

 

Answers (1)

As we learnt in

Haloform reaction -

CH_{3}COR\:\:is\:oxidised\:by\:\:NaOI\:\:to\:form\:iodoform\:and\:\:RCO_{2}Na

- wherein

C_{2}H_{5}COCH_{3}+NaOH+I_{2}\rightarrow C_{2}H_{5}CO_{2}Na+CHI_{3}

 

 

 

 


Option 1)

Methyl acetate

Incorrect

Option 2)

Acetamide

Incorrect

Option 3)

2 - Hydroxypropane

Correct

Option 4)

Acetophenone

Correct

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