| Date | May 2015 | Marks available | 1 | Reference code | 15M.1.sl.TZ1.25 |
| Level | SL | Paper | 1 | Time zone | TZ1 |
| Command term | Question number | 25 | Adapted from | N/A |
Question
Two half-cells are connected via a salt bridge to make a voltaic cell. Which statement about this cell is correct?
A. Oxidation occurs at the positive electrode (cathode).
B. It is also known as an electrolytic cell.
C. Ions flow through the salt bridge.
D. It requires a power supply to operate.
Markscheme
C
Examiners report
[N/A]
Syllabus sections
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