CH-1582
Reactivity series
Chemistry · Secondary 4 · Hard · Reactivity series
In a simple cell, zinc and copper are used as electrodes in aqueous sodium chloride.
Which statement about the roles of the metals in the cell is correct?
Which statement about the roles of the metals in the cell is correct?
- Zinc is the negative electrode where oxidation occurs.
- Zinc is the positive electrode where reduction occurs.
- Copper is the negative electrode where oxidation occurs.
- Both electrodes undergo reduction.
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