Chemistry · Oct / Nov 2020 · Paper 11 · Question 21
5070Redox
Which statement describes the conversion of magnesium atoms to magnesium ions?
- AThe change is reduction because there has been a gain of electrons.
- BThe change is oxidation because there has been a loss of electrons.
- CThe change is reduction because there has been a loss of electrons.
- DThe change is oxidation because there has been a gain of electrons.
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Correct answer: B. The change is oxidation because there has been a loss of electrons.
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