Chemistry · Oct / Nov 2019 · Paper 12 · Question 16
5070Redox
In which reaction is the underlined substance reduced?
- AC(s) + CO2(g) → 2CO(g)
- BCl2(g) + 2I–(aq) → I2(aq) + 2Cl–(aq)
- CMg(s) + CuO(s) → MgO(s) + Cu(s)
- DZn(s) + 2H+(aq) → Zn2+(aq) + H2(g)
As printed in the paper
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Correct answer: B. Cl2(g) + 2I–(aq) → I2(aq) + 2Cl–(aq)
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