Which of the following happens at a cathode?
A Gain of electrons by anions
B Gain of electrons by cations
C Loss of electrons by anions
D Loss of electrons by cations
Your answer ________ - OCR Gateway - GCSE Chemistry: Combined Science - Question 8 - 2018 - Paper 1
Question 8
Which of the following happens at a cathode?
A Gain of electrons by anions
B Gain of electrons by cations
C Loss of electrons by anions
D Loss of electrons b... show full transcript
Worked Solution & Example Answer:Which of the following happens at a cathode?
A Gain of electrons by anions
B Gain of electrons by cations
C Loss of electrons by anions
D Loss of electrons by cations
Your answer ________ - OCR Gateway - GCSE Chemistry: Combined Science - Question 8 - 2018 - Paper 1
Step 1
Gain of electrons by cations
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Answer
At a cathode, reduction occurs, meaning that there is a gain of electrons. Cations, which are positively charged ions, move towards the cathode and gain electrons from it, undergoing reduction and effectively becoming neutral species.
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