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Recent questions tagged electrolysis

A dilute aqueous solution of $Na_2SO_4$ is electrolysed using platinum electrodes.The products at the anode and cathode are

asked Jul 23, 2014 by sreemathi.v

1 answer

Of the following,the metals that cannot be obtained by electrolysis of the aqueous solution of their salts are

asked Jul 23, 2014 by sreemathi.v

1 answer

Which of the following does not evolve oxygen at anode when the electrolysis is carried out of

asked Jul 23, 2014 by sreemathi.v

1 answer

In acidic medium,$MnO_4^-$ is converted to $Mn^{2+}$ when acts as an oxidizing agent.The quantity of electricity required to reduce 0.05 mol of $MnO_4^-$ would be

asked Jul 23, 2014 by sreemathi.v

1 answer

In an electrolysis of a metallic chloride 3.283 g of the metal (molar mass $197gmol^{-1}$) was deposited on the cathode by the passage of 4825C of electric charge.The charge number of metal ion is

asked Jul 23, 2014 by sreemathi.v

1 answer

In the electrolysis of alkaline water,a total of 1 mol of gases is evolved.The amount of water decomposed would be

asked Jul 23, 2014 by sreemathi.v

1 answer

The reaction occuring at anode when the electrolysis of $CuSO_4$ is done using Pt electrode,is

asked Jul 23, 2014 by sreemathi.v

1 answer

On passing an electric current,the quantity of deposition of a metal on cathode depends on the

asked Jul 23, 2014 by sreemathi.v

1 answer

In the electrolysis of $CuCl_2$ solution using copper electrode,if 2.5g of Cu is deposited at cathode,then at anode

asked Jul 23, 2014 by sreemathi.v

1 answer

In an electrolysis of an aqueous solution of sodium sulphate,2.4L of oxygen at STP was liberated at anode.The volume of hydrogen at STP liberated at cathode would be

asked Jul 23, 2014 by sreemathi.v

1 answer

When a lead storage cell is charged

asked Jul 23, 2014 by sreemathi.v

1 answer

The time required to coat a metal surface of $80cm^2$ with $5\times 10^{-3}$cm thick layer of silver (density $10.5gcm^{-3})$ with the passage of 3A current through a silver nitrate solution is

asked Jul 23, 2014 by sreemathi.v

1 answer

A current of $9.65A$ is passed for 3h between nickel electrodes in 0.5L of a 2M solution of $Ni(NO_3)_2$.The molarity of solution after electrolysis would be

asked Jul 23, 2014 by sreemathi.v

1 answer

The density of Cu is $8.94gcm^{-3}$.The quantity of electricity needed to plate an area 10 cm $\times$ 10 cm to a thickness of $10^{-2}$cm using $CuSO_4$ solution is

asked Jul 23, 2014 by sreemathi.v

1 answer

In an electrolytic cell,which of the facts is not true?

asked Jul 23, 2014 by sreemathi.v

1 answer

Which of the following expressions regarding the electrolysis of an electrolytic solution is represented correctly?

asked Jul 23, 2014 by sreemathi.v

1 answer

Which of the following expressions is written correctly?

asked Jul 23, 2014 by sreemathi.v

1 answer

When a lead storage battery is discharged

asked Jul 23, 2014 by sreemathi.v

1 answer

A solution of sodium sulphate in water is electrolysed using inert electrodes.The products at the cathode and anode are respectively

asked Jul 23, 2014 by sreemathi.v

1 answer

Faraday's law of electrolysis are related to the

asked Jul 23, 2014 by sreemathi.v

1 answer

Molten sodium chloride conducts electricity due to the presence of

asked Jul 23, 2014 by sreemathi.v

1 answer

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