Gammexane is

• benzene hexachloride

• bromo benzene

• benzyl chloride

• chlorobenzene

Aniline on treatment with HCl and NaNO₂ gives

• diazo salt

• nitroaniline

• chloroaniline

• aminophenol

Saccharin contains

• carbon and hydrogen

• carbon, oxygen and hydrogen

• carbon, hydrogen, oxygen and nitrogen

• carbon, hydrogen, sulphur, nitrogen and oxygen

The digestion of fat in intestines is aided by

• emulsification

• peptisation

• protection

• diffusion

Dehydration of alcohol involves

• carbene

• carbanion

• free radical

• carbonium ion

56.

A sample of CHCl₃ before using as an anaesthetic is tested by

• AgNO₃ solution after boiling with KOH

• Ammonical cuprous chloride

• Fehling solution

• AgNO₃

Which of the following compounds reacts slower than benzene in electrophilic brornination?

Which of the following possess highest melting point?

• p-dichlorobenzene

• m-dichlorobenzene

• o-dichlorobenzene

• chlorobenzene

Propionic acid and KOH reacts to produce which one of the following?

• Potassium propionate

• Propyl alcohol

• Propionaldehyde

• Does not react

When calcium acetate is distilled, it will produce which of the following compound?

• CH₃COOH

• CH₃CHO

• CH₃COCH₃

• All of these