In a lead-storage cell, the emf
Two half-cells have potentials -0.76 V and -0.13 V, respectively. A galvanic cell is made from these two half-cells. Which of the following statements is correct?
By how much will ht epotential of a copper electrode change if the solution of CuSO4 in which it is immersed is diluted to 10 times at 298 K?
The oxidation number of an oxidant in a redox reaction
IN the electrolysis of copper (II) chloride solution, the mass of cathode is increased by 3.15 g. At copper anode, we will have
Which of the following statement is not correct?
A current of 9.65 A is drawn from a Daniell cell for exactly one hour. If molar masses of Cu and Zn are 63.5 g/mol and 65.4 g/mol, respectively, the loss in mass at anode and gain in mass at cathode respectively are