Electrolysis is a process in which the cations and anions of the electrolyte are

Predict the products of electrolysis in each of the following:
$i$. An aqueous solution of $AgNO_3$ with silver electrodes
$ii$. An aqueous solution of $AgNO_3$ with platinum electrodes
$iii$. $A$ dilute solution of $H_2SO_4$ with platinum electrodes
$iv$. An aqueous solution of $CuCl_2$ with platinum electrodes.

Molten sodium chloride conducts electricity due to the presence of

Which species is obtained at the anode during the electrolysis of an aqueous solution containing a higher concentration of $H_2SO_4$?

The product obtained at the anode on electrolysis of aqueous $H_2SO_4$ in the presence of $Pt$ electrodes is:

$A$ reaction that takes place with the absorption of energy is