DP Chemistry (last assessment 2024)
Question 19N.2.sl.TZ0.c(i)
| Date | November 2019 | Marks available | [Maximum mark: 2] | Reference code | 19N.2.sl.TZ0.c(i) |
| Level | sl | Paper | 2 | Time zone | TZ0 |
| Command term | State | Question number | c(i) | Adapted from | N/A |
c(i).
[Maximum mark: 2]
19N.2.sl.TZ0.c(i)
Copper forms two chlorides, copper(I) chloride and copper(II) chloride.
An electrolysis cell was assembled using graphite electrodes and connected as shown.
State how current is conducted through the wires and through the electrolyte.
Wires:
Electrolyte:
[2]
Markscheme
Wires:
«delocalized» electrons «flow» ✔
Electrolyte:
«mobile» ions «flow» ✔
