DP Chemistry (last assessment 2024)
Question 21M.2.hl.TZ2.5a(i)
| Date | May 2021 | Marks available | [Maximum mark: 1] | Reference code | 21M.2.hl.TZ2.5a(i) |
| Level | hl | Paper | 2 | Time zone | TZ2 |
| Command term | Apply | Question number | a(i) | Adapted from | N/A |
a(i).
[Maximum mark: 1]
21M.2.hl.TZ2.5a(i)
Ethanol and methanoic acid are important industrial products.
Ethanol is used as a fuel.
(a(i))
Write the chemical equation for the complete combustion of ethanol.
[1]
Markscheme
CH3CH2OH (l) + 3O2 (g) → 2CO2 (g) + 3H2O (g) ✓
