electrochemistry

Related Questions

• Electrode potential data are given below : $F{{e}^{3+}}(aq)+{{e}^{-}}\to F{{e}^{-1}}(aq);\,{{E}^{0}}=+0.77\,V$; $A{{l}^{3+}}(aq)+3{{e}^{-}}\to A{{l}^{-1}}(s);\,{{E}^{0}}=-1.66\,V$; $B{{r}_{2}}(aq)+2{{e}^{-}}\to 2B{{r}^{-}}(aq);\,{{E}^{0}}=+1.08\,V$; Based on the data given above, reducing power of $F{{e}^{2+}}$, $Al$ and $B{{r}^{-}}$ will increase in the order

  ---

• Which of the following units is correctly matched

  ---

• The standard reduction potential values of three metallic cations, X, Y, Z are 0.52, – 3.03, – 1.18 V respectively. The order of reducing power of the corresponding metals is

  ---

• The reaction is spontaneous if the cell potential is

  ---

• The reaction $Z{{n}^{2+}}+2{{e}^{-}}\to Zn$ has a standard potential of – 0.76 V. This means

  ---