Question

Gasoline has composition :

• A. $C_7-C_{12}$
• B. $C_2-C_5$
• C. $C_6-C_{11}$
• D. none of these

Answer 1

Answer: (A)

The process of obtaining useful fractions with different boiling ranges and free from undesirable temperature is known as refining of crude oil. The various fractions obtained have different number $C$-atoms
Petroleum ether $=C_5-C_7$
Gasoline $C_7-C_{12}$
Kerosene $C_{12}-C_{15}$
Gas oil, fuel oil, diesel $C_{15}-C_{18}$