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Question
Identify the strongest reducing agent from the data given below:
| Element | `"E"^0 ("V")` |
| Al | −1.66 |
| Fe | −0.44 |
| Hg | +0.79 |
| Cu | +0.337 |
Options
Al
Fe
Hg
Cu
MCQ
Solution
Al
Explanation:
As the standard reduction potential value gets more negative, an element's ability to operate as a reducing agent increases. Al has the lowest (most negative) standard reduction potential among the given elements. As a result, Al will be the most powerful reducing agent.
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Electrode Potential and Cell Potential
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