DP Chemistry (last assessment 2024)
Question 19M.2.hl.TZ1.3k
| Date | May 2019 | Marks available | [Maximum mark: 1] | Reference code | 19M.2.hl.TZ1.3k |
| Level | hl | Paper | 2 | Time zone | TZ1 |
| Command term | State | Question number | k | Adapted from | N/A |
k.
[Maximum mark: 1]
19M.2.hl.TZ1.3k
This question is about sodium and its compounds.
(k)
State the oxidation number of carbon in sodium carbonate, Na2CO3.
[1]
Markscheme
IV [✔]
Examiners report
The vast majority of candidates could correctly state the oxidation number of carbon in sodium carbonate.
