If electricity is passed through CuSO4 solution by using Pt electrode then which of the following possible change occurs ?

Related Mcqs:

1. The strength of solution of an element whose electrode potential is to be measured is________________?

   A. 2M
   B. 1N
   C. 1m
   D. 1M

2. At which electrode the reduction of the solution is occurring in Al-Ag cell_____________?

   A. A
   B. Ag
   C. Both
   D. Neither

3. In electrolytic solution conductance of electricity is due to _____________________?

   A. free electrons
   B. ions
   C. metals
   D. electrodes

4. For the measurement of standard electrode potential Zn is dipped in________________?

   A. 1 M ZnO solution
   B. 1 M ZnSO4 solution
   C. 1.5 M ZnSO4 solution
   D. 0.1 M ZnSO4 solution

5. In galvanic cell Zn acts as an anode so its value of standard reduction potential in comparison to coupled electrode would be________________?

   A. greater
   B. lesser
   C. sum of reduction and oxidation potentials
   D. none

6. Right half cell contains _____________ electrode?

   A. A1
   B. Zn
   C. Cu
   D. Fe

7. Electrode potential of Zn is__________________?

   A. oxidation
   B. reduction
   C. oxidation-reduction
   D. depends on the nature of the coupled electrode

8. When SO2 solution is passed over which of the following it turns green?

   A. K2Cr2O7
   B. H2SO4
   C. SO3
   D. P2O5

   Submitted by: Muhammad Ali Kunbhar

9. Which of the following gases when passed through warm dilute solution of H2SO4 in presence of HgSO4 gives acetaldehyde

   A. CH₄
   B. C₂H₆
   C. C₂H₄
   D. C₂H₂

   Submitted by: Aamir khan Hullio

10. 58.5g of of NaCl per 1 dm3 of solution of NaCl in water the concentration of solution will be___________________?

    A. 0.1 M
    B. 1 m
    C. 1 M
    D. 0.1 N