Science (English Medium) Class 12 - CBSE Question Bank Solutions

The shape of ammonia molecule is ____________.

When ammonia is heated with cupric oxide, a molecule of ammonia will ____________.

Liquid ammonia bottles are opened after cooling them in ice for some time. It is because liquid NH₃ ____________.

Ammonia is generally manufactured for fertilizers by the reaction:

Which one of the following is not a use of ammonia?

Among the following which one can have a meso form?

The compound which contains all the four 1°, 2°, 3° and 4° carbon atoms is:

IUPAC name of (CH₃)₃CCl:

IUPAC name of CH₃CH₂C(Br) = CH–Cl is ____________.

The IUPAC name of CH₂ = CH – CH₂Cl is ____________.

Benzene hexachloride is ____________.

Ethylene dichloride can be prepared by adding HCl to ____________.

Which of the following will have a mesoisomer also?

Benzene diazonium chloride reacts with hypophosphorous acid to produce ____________.

Which of the following is most stable?

The compound HOCH₂ – CH₂OH is __________.

An example of a compound with functional group – O – is ____________.

Butane-2-ol is ____________.

Cresol has ____________.

Ethyl alcohol is industrially prepared from ethylene by: