Question:medium

Which of the following half-cell reaction has the most negative standard electrode potential?

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Think of the alkali metals. Lithium is the smallest and has the highest hydration energy, which contributes to its extremely negative electrode potential in aqueous solutions.
Updated On: Apr 29, 2026
  • Li\(^+\)(aq)+ e\(^-\) \(\to\) Li(s)
  • F\(_2\)(g) +2e\(^-\) \(\to\) 2F\(^-\)(aq)
  • Na\(^+\)(aq) + e\(^-\) \(\to\) Na(s)
  • I\(_2\)(aq) + 2e\(^-\) \(\to\) 2I\(^-\)(aq)
  • Cu\(^+\)(aq) + e\(^-\) \(\to\) Cu(s)
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The Correct Option is A

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