The chemical formula of methyl propionate is.

The given reaction is

Elimination of hydrogen bromide from $2$-bromobutane results in the formation of

Observe the correlation in the first pair and complete the second pair.

Saturated hydrocarbons : Substitution reactions : : Unsaturated hydrocarbons : _____.

Observe the following chemical equation of carbon compound.

${\mathrm{CH}}_3\mathrm{Cl}+ {\mathrm{Cl}}_{2 }\stackrel{\mathrm{In} \mathrm{presence} \mathrm{of} \mathrm{sunlight}}{\to } \mathrm{X}+ \mathrm{HCl}$

Name of the chemical reaction and the product ‘x’ respectively :

When a vegetative oil is treated with hydrogen in the presence of nickel catalyst it forms Vanaspati (vegetative Ghee). This is an example of 

Incomplete combustion of coal and petroleum:

(A) increases air pollution.

(B) increases efficiency of machines.

(C) reduces global warming.

(D) produce poisonous gases.

The correct option is:

Propyne and propane can be distinguished by