Question

Match column 'A' with 'B'

'A' Process	'B' Product
a. Carbonisation	1. Coke
b. Destructive disllation	2. Coal
c. Cracking	3. Petroleum
d. Refinig	4. Hydrocarbons

• A. a-l, b-2, c-3, d-4
• B. a-2, b-l, c-4, d-3
• C. a-3, b-2, c-4, d-l
• D. a-4, b-3, c-2, d-l

Answer 1

Answer: (B)

A. Carbonisation is applied to the pyrolysis of coal to produce coke.

B. Cracking is the process whereby complex organic molecules such as kerosene or long chain hydrocarbon are broken down into simpler molecules such as light hydrocarbons by the breaking of carbon-carbon bonds in the precursors.

C. Refining is an industrial process plant where crude oil is processed and refined into more useful products such as petroleum naphtha, gasoline, diesel fuel, asphalt base, heating oil, kerosene, and liquefied petroleum gas.

D. In the destructive distillation of powdered coal, heated coal turns to coke.