DP Chemistry (last assessment 2024)
Question 19M.1.hl.TZ1.29
Date | May 2019 | Marks available | [Maximum mark: 1] | Reference code | 19M.1.hl.TZ1.29 |
Level | hl | Paper | 1 | Time zone | TZ1 |
Command term | Question number | 29 | Adapted from | N/A |
29.
[Maximum mark: 1]
19M.1.hl.TZ1.29
Where does oxidation occur in a voltaic cell?
A. positive electrode and anode
B. negative electrode and anode
C. positive electrode and cathode
D. negative electrode and cathode
[1]
Markscheme
B
Examiners report
One G2 form thought the question was awkwardly worded, implying oxidation is occurring in two places rather than one. This was one of the better answered question with a relatively low discriminatory index.