Question

What is the main constituent of LPG?

Answer 1

Liquefied petroleum gas (LPG):

• LPG is Liquefied petroleum gas.
• It is a flammable gas that contains a mixture of hydrocarbon gases.
• They find application in fuel in heating appliances and in vehicles.
• At low pressures, the LPG gases can be compressed into a liquid.

Constituents of LPG:

The constituents of LPG are:

• Propane
• Butane
• Butylene
• Ethane
• Ethylene
• Propylene
• Isobutane
• Isobutylene

The main constituent of LPG is propane and Butane..

Uses of propane and butane in LPG:

• LPG contains both butane and propane.
• The butane does not vaporize well at lower temperatures so, LPG suppliers add propane to the LPG.
• As, propane has a lower boiling point, at $-42°$instead of$-0.4°\mathrm{C}$. So, butane is added to propane.
• As a result, propane will continue to vaporize in colder climates.
• LPG, a type of hydrocarbon fuel gas, is used to heat, cook, and provide hot water in automobiles.