Q15 · Practice questionSimple familiar1 mark
QUESTION 15
When a spoon is electroplated with silver, the spoon should be connected to the
(A)
positive terminal because silver ions are oxidised.
(B)
negative terminal because silver ions are reduced.
(C)
positive terminal because silver atoms are reduced.
(D)
negative terminal because silver atoms are oxidised.
WORKED SOLUTION
1 markAnswer B
B
The spoon is the cathode; . The cathode is negative in an electrolytic cell.
- Select B. [1 marks]
Practice question aligned to the current QCAA syllabus; review the worked solution and marking criteria.
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