Home
Class 12
CHEMISTRY
Assertion (A): The electrolysis of NaCl ...

Assertion `(A):` The electrolysis of `NaCl` solution gives `H_(2)(g)` at cathode and `Cl_(2)(g)` at anode.
Reason `(R) : Cl_(2)` has higher oxidation potential than `H_(2)O`

A

If both assertion and reason are true, and reason is the true explanation of the assertion

B

if both assertion and reason are true, but reason is not the true explanation of the assertion.

C

if assertion is true, but reason is false.

D

If both assertion and reason are false.

Text Solution

Verified by Experts

The correct Answer is:
C
Correct R. chlorine has higher reduction potential than water but lower discharge potential.
Doubtnut Promotions Banner Mobile Dark
|

Topper's Solved these Questions

  • ELECTROCHEMISTRY

    PRADEEP|Exercise IMPORTANT QUESTIONS FOR BOARD EXAMINATION|25 Videos

  • ELECTROCHEMISTRY

    PRADEEP|Exercise VALUE BASED QUESTIONS WITH ANWER (Assertion-Reason Type Question Type-I)|5 Videos

  • D- AND F-BLOCK ELEMENTS

    PRADEEP|Exercise IMPORTANT QUESTIONS|30 Videos

  • GENERAL PRINCIPLES AND PROCESSES OF ISOLATION OF ELEMENTS

    PRADEEP|Exercise Curiosity Questions|2 Videos

Similar Questions

Explore conceptually related problems

Assertion (A): Electrolysis of NaCl solution gives chlorine at anode instead of O_(2) .

Assertion(A) Electrolysis of NaCl solution gives chlorine at anode instead of O_(2) . Reason(R) Formation of oxygen at anode requires over voltage.

Knowledge Check

  • The electrolysis of a solution resulted in the formation of H_2 (g) at the anode. The solution is :

    A
    AgCl(aq)
    B
    `H_2SO_4(aq)`
    C
    highly concentrated NaCl(aq) solution
    D
    `CuCl_2(aq)`

  • The passage of current liberates H_2 at cathode and Cl_2 at anode. The solution is

    A
    copper chloride in water
    B
    NaCl in water
    C
    `H_2SO_4`
    D
    water.

  • The passage of current liberates H_2 at cathode and Cl_2 at anode. The solution is

    A
    copper chloride in water
    B
    aq.NaCl
    C
    `H_2SO_4`
    D
    Water

    • Similar Questions

    Explore conceptually related problems

    Which of the following wil give H_(2_((g))) at cathode and O_(2_((g))) at anode on electrolysis using platinum electrodes

    Assertion : Electrolysis of NaCl solution gives chlorine at anode instead of O_(2) . Reason : Formation of oxygen at anode requires overvoltage.

    Explain why electrolysis of aqueous solution of NaCl gives H_(2) at cathode and Cl_(2) at anode. Write the overall reaction. [Given : E_(Na^(+)//Na)^(@) = -2.71 V, E_(Cl_(2)//2Cl^(-))^(@) = 1.36 V ] 1/2 O_(2)(g) + 2H^(+) (aq) + 2e^(-) to H_(2)O (l), E^(@) = 1.23 V

    In the electrolysis of aqueous NaCl solution, Cl_(2) is produced at the anode and not O_(2) . This is due to____shown by water for oxidation to O_(2) .

    Assertion: Electrolysis of NaCl solution gives chlorine at anode instead of O_(2) . Reason: Formation of oxygen at anode requires overvoltage.

    Home
    Profile