DP Chemistry (last assessment 2024)
Question 19M.2.hl.TZ1.5c(ii)
| Date | May 2019 | Marks available | [Maximum mark: 1] | Reference code | 19M.2.hl.TZ1.5c(ii) |
| Level | hl | Paper | 2 | Time zone | TZ1 |
| Command term | State | Question number | c(ii) | Adapted from | N/A |
c(ii).
[Maximum mark: 1]
19M.2.hl.TZ1.5c(ii)
Both vinegar (a dilute aqueous solution of ethanoic acid) and bleach are used as cleaning agents.
Bleach reacts with ammonia, also used as a cleaning agent, to produce the poisonous compound chloramine, NH2Cl.
(c(ii))
State the hybridization of the nitrogen atom in chloramine.
[1]
Markscheme
sp3 [✔]
Examiners report
Mostly correct with a surprising number stating sp or sp2 hybridization.
