What is wrongly stated about the electrochemical series?

  • A
    It is the representation of elements in order of increasing or decreasing standard electrode reduction potential.
  • B
    It does not compare the relative reactivity of metals.
  • C
    It compares relative strengths of oxidising agents.
  • D
    $H_2$ is a centrally placed element.

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Similar Questions

For the decomposition of $Al_2O_3$ at $500\,^{\circ}C$,the Gibbs energy change is given by $\frac{2}{3} Al_2O_3 \rightarrow \frac{4}{3} Al + O_2$,$\Delta G = 966 \, kJ \, mol^{-1}$. What is the potential difference (in $V$) required for the electrolytic reduction of $Al_2O_3$ at $500\,^{\circ}C$?

Calculate $\Delta_r G^o$ for the cell reaction:
$Zn_{(s)} + Cu^{2+}_{(aq)} \to Zn^{2+}_{(aq)} + Cu_{(s)}$
Given: $E^o_{Cu^{2+}/Cu} = 0.34 \, V, E^o_{Zn^{2+}/Zn} = -0.76 \, V$

$A$ secondary cell is one that:

Which of the following changes occurs during the discharging of a lead accumulator?

Which relation is correct for $\Lambda^0_{m(H_2O)}$?

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