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प्रश्न
What does the negative sign in the expression `"E"^Θ ("Zn"^(2+))//("Zn")` = − 0.76 V mean?
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उत्तर
`"E"^Θ ("Zn"^(2+))//("Zn")` = − 0.76 V
Negative sign shows that the reducing power of zinc is greater than that of hydrogen.
\[\ce{Zn + H2SO4 -> ZnSO4 + H2}\]
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पाठ 3: Electrochemistry - Exercises [पृष्ठ ३९]
