JEE Main 2017 Chemistry question
Given V, V, V, V. Among the following, the strongest reducing agent is:
Answer: (4)
Solution
A reducing agent is a species that is itself **oxidised**, so the strongest reducing agent is the one whose own oxidation is most favourable — equivalently, the species on the *right* (reduced) side of the couple with the **most negative standard reduction potential**. Scanning the four values,
E^_{\mathrm{/
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