Which of the following statement(s) is/are incorrect in case of Hofmann bromamide degradation?

• Reaction is useful for decreasing length of carbon chain by one carbon atom

• It gives tertiary amine

• It gives primary amine

• Aqueous or alco. KOH is used with bromine

42.

Aldehyde or ketones when treated with C₆H₅ - NH - NH₂, the product formed is

• semicarbazone

• phenlhydrazone

• hydrazone

• oxime

Which of the following is used as antiseptic?

• Chloramphenicol

• Bithional

• Cimetidine

• Chlordiazepoxide

The amine, which reacts with p-toluenesulphonyl chloride to give a clear solution, which on acidification gives insoluble compound is

• C₂H₅NH₂

• (C₂H₅)₂NH

• (C₂H₅)₃N

• CH₃NHC₂H₅

Which of the following compound will give positive iodoform test?

• Isopropyl alcohol

• Propionaldehyde

• Ethylphenyl ketone

• Benzyl alcohol

The conversion of ethyl bromide using sodium iodide and dry acetone, this reaction is known as

• Swarts reaction

• Finkelstein reaction

• Sandmeyer reaction

• Stephen reaction

Which of the following in Baeyer's reagent?

• Alkaline KMnO₄

• Acidic K₂Cr₂O₇

• Alkaline Na₂Cr₂O₇

• MnO₂

The polymer used in making handles of cookers and frying pans is

• bakelite

• nylon-2-nylon-6

• orion

• polyvinyl chloride

The amino acid, which is basic in nature is

• histidine

• tyrosine

• proline

• valine

A molecule of stachyose contains how many carbon atoms?

• 6

• 12

• 18

• 24