Question
SLPaper 1A
What are the products of electrolysis when molten calcium bromide is electrolysed using graphite electrodes?
Product at cathode (negative electrode) | Product at anode (positive electrode) | |
---|---|---|
A. | calcium | bromine |
B. | bromine | calcium |
C. | calcium ions | bromide ions |
D. | bromide ions | calcium ions |