DP Chemistry (last assessment 2024)
Question 18M.3.sl.TZ1.11a.ii
| Date | May 2018 | Marks available | [Maximum mark: 1] | Reference code | 18M.3.sl.TZ1.11a.ii |
| Level | sl | Paper | 3 | Time zone | TZ1 |
| Command term | State | Question number | a.ii | Adapted from | N/A |
a.ii.
[Maximum mark: 1]
18M.3.sl.TZ1.11a.ii
One suggestion for the reduction of carbon footprints is the use of biofuels, such as vegetable oils, as a substitute for petroleum based fuels.
(a.ii)
State the formula of a fuel that might be produced from the vegetable oil whose formula is shown.
[1]
Markscheme
R–CO–O–CH3/RCOOMe
OR
R–CO–O–C2H5/RCOOEt
[1 mark]
