Question

Liquefied Petroleum Gas (LPG) is mainly a mixture of

1. Butane and Isobutane
2. Propane and isobutane
3. Propane and Butane
4. Propane and Methane

Answer (Detailed Solution Below)

Option 3: Propane and Butane

Detailed Solution

Answer: The correct answer is Propane and Butane.
Liquefied Petroleum Gas (LPG) is mainly a mixture of propane and butane, produced as a byproduct of crude oil refining and natural gas processing. It may also contain small amounts of other hydrocarbons.

In contrast, Liquefied Natural Gas (LNG) is primarily methane, derived from natural gas.

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