Question

Which of these statements is true about crude oil and fractional distillation:

a) Hydrocarbons at the bottom of the column are inflammable

b) Hydrocarbons towards the bottom of the column have no use at all

c) Surplus long fractions of chains are cracked to make alkenes for plastics

d) Very short chain fractions can be cracked to make more petrol




P.S. -> It is for so many points
-> Plz answer only in a/b/c/d

Answer 1

d is the correct ans

Answer 2

D is correct Is this correct??????