Electrochemistry

Which from following is NOT correct regarding electrolysis?

The molar conductivity of 0.1 M BaCl\(_2\) solution is 106 \(\Omega^{-1}\) cm\(^2\) mol\(^{-1}\) at 25\(^\circ\)C. What is it's conductivity?

How many faraday of electricity is required to produce 10 g of calcium metal (molar mass = 40 g mol\(^{-1}\)) from calcium ions?

What is the molar conductivity of \(0.05 \mathrm{M}\) solution of sodium hydroxide, if it's conductivity is \(0.0118 \mathrm{~S} \mathrm{~cm}^{-1}\) at \(298 \mathrm{~K}\) ?

Which among the following aqueous salt solution is used in conductivity cell to determine cell constant?

Number of electrons involved in the reaction, when 1 Faraday of electricity is passed through an electrolytic solution is

What is the SI unit for electrochemical equivalent?

How many Faradays of electricity is required to produce 4.8 g of Mg at cathode in the electrolysis of molten $\mathrm{MgCl}_2$ ?
(Molar mass of $\mathrm{Mg}=24 \mathrm{~g} / \mathrm{mol}$ )

What will be the concentration of \(\mathrm{NaCl}\) solution, if the molar conductivity and conductivity of \(\mathrm{NaCl}\) solution is \(124.3 \Omega^{-1} \mathrm{~cm}^2 \mathrm{~mol}^{-1}\) and $$1.243 \times 10^{-4} \Omega^{-1} \mathrm...

How many electrons are involved in the reaction, when \(0.40 \mathrm{~F}\) of electricity is passed through an electrolytic solution?

If resistivity of 0.8 M KCl solution is \(2.5 \times 10^{-3} \Omega \mathrm{~cm}\). Calculate molar conductivity solution?

A solution of \(\mathrm{CuSO}_4\) is electrolysed using a current of 1.5 amperes for 10 minutes. What mass of Cu is deposited at cathode? [Atomic mass of \(\mathrm{Cu}=63.7\)]

The molar conductivities at infinite dilution for sodium acetate, HCl and NaCl are $91 \mathrm{~S} \mathrm{~cm}{ }^2$ $\mathrm{mol}^{-1}, 425.9 \mathrm{~S} \mathrm{~cm}^2 \mathrm{~mol}^{-1}$ and $12.6 .4 \mathrm{~S} \mathrm{~cm}^2$ $\mathrm...

The SI unit of electrochemical equivalent is

Calculate E.M.F. of following cell at 298 K $\mathrm{Zn}(s)\left|\mathrm{ZnSO}_4(0.01 \mathrm{M})\right|\left|\mathrm{CuSO}_4(1.0 \mathrm{M})\right| \mathrm{Cu}(\mathrm{s})$ if $\mathrm{E}^{\circ}$ cell $=2.0 \mathrm{~V}$

In the electrolysis of aqueous sodium chloride with inert electrodes the products obtained at anode and cathode respectively are

Which among the following is correct for electrolysis of brine solution?

The conductivity of an electrolytic solution decreases on dilution due to

The resistance of $\frac{1}{10} M$ solution is $25 \times 10^3$ ohm. What is the molar conductivity of solution? (cell constant $=1.25 \mathrm{~cm}^{-1}$)

Two electrolytic cells are connected in series containing $\mathrm{CuSO}_4$ solution and molten $\mathrm{AlCl}_3$. If in electrolysis 0.4 moles of 'Cu' are deposited on cathode of first cell. The number of moles of 'Al' deposited on cathode...

Standard hydrogen electrode (SHE) is a

The correct representation of Nernst's equation for half-cell reaction $\mathrm{Cu}^{2+}(\mathrm{aq})+\mathrm{e}^{-} \longrightarrow \mathrm{Cu}^{+}(\mathrm{aq})$ is

Which of the following acts as oxidising agent in hydrogen-oxygen fuel cell ?