DP Chemistry (last assessment 2024)
Question 22M.2.hl.TZ1.a(ii)
| Date | May 2022 | Marks available | [Maximum mark: 1] | Reference code | 22M.2.hl.TZ1.a(ii) |
| Level | hl | Paper | 2 | Time zone | TZ1 |
| Command term | Identify | Question number | a(ii) | Adapted from | N/A |
a(ii).
[Maximum mark: 1]
22M.2.hl.TZ1.a(ii)
When heated in air, magnesium ribbon reacts with oxygen to form magnesium oxide.
Identify a metal, in the same period as magnesium, that does not form a basic oxide.
[1]
Markscheme
aluminium/Al ✔
Examiners report
Average performance; the question asked to identify a metal; however, answers included S, Si, P and even noble gases besides Be and Na. The only choice of aluminium; however, since its oxide is amphoteric, it could not be the answer in the minds of some.
