The reaction at cathode in the cells commonly used in clocks involves.

One Faraday of electricity liberates $x \times 10^{-1}$ gram atom of copper from copper sulphate, x is _____ .

What pressure (bar) of H_2 would be required to make emf of hydrogen electrode zero in pure water at 25^∘ C ?

The mass of zinc produced by the electrolysis of zinc sulphate solution with a steady current of 0.015 A for 15 minutes is ×10^(-4) "...

The metals that are employed in the battery industries are
A. Fe
B. Mn
C. Ni
D. Cr
E. Cd
Choose the correct answer from...

$0.2 \%(\mathrm{w} / \mathrm{v})$ solution of NaOH is measured to have resistivity $870.0 \mathrm{~m} \Omega \mathrm{~m}$. The molar conductivity of the solution will be $\_\_\_\_$...

Match List - I with List - II : Choose the correct answer from the options given below :

$\mathrm{O}_{2}$ gas will be evolved as a product of electrolysis of :[0pt] (A) an aqueous solution of $\mathrm{AgNO}_{3}$ using silver electrodes. (B) an aqueous solution...

1 Faraday electricity was passed through ${\rm{C}}{{\rm{u}}^{2 + }}(1.5{\rm{M}},1\;{\rm{L}})/{\rm{Cu}}$ and 0.1 Faraday was passed through ${\rm{A}}{{\rm{g}}^ + }(0.2{\rm{M}},1\;{\rm{L}})/{\rm{Ag}}$ electrolytic cells. After this the two cells...

Given below are two statements:
Statement I: Mohr's salt is composed of only three types of ions-ferrous, ammonium and sulfate.
Statement II: If the molar...