Q1 of 16 Page 159

Butane obtained by the thermal decomposition of higher hydrocarbons can be liquefied to get LPG. Identify examples for such possible situations.

C7H16 (l) → C4H10 (g) + C3H6 (g)

Heptane Butane Propene


i. Liquefied petroleum gas (LPG) is obtained from butane gas.


ii. When butane gas is liquefied under high pressure, LPG is obtained.


iii. Butane gas is separated from uncondensed gases obtained from petroleum and then can be converted to LPG.


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