Chemistry · May / June 2023 · Paper 42 · Question 5
0620
As printed in the paper
The question as text
Propane and propene both react with chlorine.
Read automatically from the paper; the printed page above is exact.
Show the answer and mark scheme
5(a)(i)[1]
substitution
5(a)(ii)[1]
provide activation energy
5(a)(iii)[1]
photochemical
5(a)(iv)[2]
C3H8 + Cl2 → C3H7Cl + HCl
M1 HCl M2 equation correct
5(b)(i)[1]
it has a carbon-carbon bond which is not a single bond
5(b)(ii)[1]
CH3CHClCH2Cl
5(c)[4]
M1 displayed formula of propan-1-ol
M2 displayed formula of propan-2-ol
M3 propan-1-ol
(as either name)
M4 propan-2-ol (under displayed formula of propan-2-ol)
Make a free account to save your answers and see your weak topics and ask the AI why a wrong answer is wrong.

