71.

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

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

• Ethyl acetate

• Butan -2-one

• Acetamide

• Acetamide

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

• Phenol

• Benzoic acid

• Butanal

• Butanal

Among the following compound which can be dehydrated very easily is

Insulin production and its action in the human body are responsible for the level of diabetes. This compound belongs to which of the following categories?

• A co- enzyme

• An antibiotic

• A hormone

• A hormone