2-Bromo-2-methylbutane

1-Bromo-2,2-dimethylpropane

2-Bromo-3-methylbutane

1-Bromo-3-methylbutane

To precipitate inorganic material

To prevent freezing of petrol

To increase the boiling point of petrol

To increase octane number

Chloroacetic acid is less acidic than acetic acid because chlorine atom has-I effect

The greater the branching in a paraffin the lower is its b.p.

Kjeldahl’s method is used for the estimation of chlorine

All of the above

To precipitate inorganic material

To prevent freezing of petrol

To increase the boiling point of petrol

To increase octane number

The members of the series have the general formula ${{\rm{C}}_n}{{\rm{H}}_{2n + 2}}$, where n is an integer

The difference between any two successive members of the series corresponds to 14 unit of relative atomic mass

The members of the series are isomers of each other

The members of the series have similar chemical properties

${{\rm{C}}_6}{{\rm{H}}_5}{\rm{OH}}$

${{\rm{C}}_6}{{\rm{H}}_6}$

${{\rm{C}}_6}{{\rm{H}}_5}{\rm{COONa}}$

${{\rm{C}}_6}{{\rm{H}}_5}{\rm{ONa}}$

60°

0°

120°

180°

A refrigerant

A solvent

An insecticide

A plasticiser

iso pentane

neo pentane

iso hexane

iso heptane

Hydrogen and methane

Hydrogen and ethylene

Ethylene and methane

Any of these

Methyl and ethyl free radicals

Methylium cation and ethyl anion

Methyl anion and ethylium cation

Methylium and ethylium cations