Home
Class 12
CHEMISTRY
(A) Absolute electrode potential can be ...

(A) Absolute electrode potential can be easily measured by using vacuum tube voltmeter.
(R ) Oxidation or reduction cannot take place alone,

A

Both A and R are true and R is the correct explanation of A

B

Both A and R are true but R is not a correct explanation of A

C

A is true but R is false

D

Both A and R are false.

Text Solution

Verified by Experts

The correct Answer is:
D
Promotional Banner

Topper's Solved these Questions

  • ELECTROCHEMISTRY

    DINESH PUBLICATION|Exercise ULTIMATE PREPARATORY PACKAGE|12 Videos

  • ELECTROCHEMISTRY

    DINESH PUBLICATION|Exercise Example|74 Videos

  • ELECTROCHEMISTRY

    DINESH PUBLICATION|Exercise MATCH-MATRIX|7 Videos

  • D-AND -F BLOCK ELEMENTS

    DINESH PUBLICATION|Exercise BRAIN STORMING MULTIPLE CHOICE QUESTIONS (MCQS)|13 Videos

  • ETHERS

    DINESH PUBLICATION|Exercise (MCQs)|8 Videos

Similar Questions

Explore conceptually related problems

Can absolute electrode potential of an electrode be measured?

Statement-2: Absolute value of E_(red)^(0) of an electrode cannote be determined. Statement-2: Neither oxidation nor reduction can take place alone.

Statement-1: Absolute value of E_("red")^(@) of an electrode cannot be determined. statement-2: Neither oxidation nor reduction can take place alone.

Statement-I: Absolute value of E_(red)^(0) of an electrode cannot be determined. Because Statement-II: Neither oxidation nor reduction can take place alone.

The questions consist of two atatements each, printed as Assertion and Reason. While answering these questions you are required to choose any one of the following four responses : Absolute value of E_(ced)^@ of an electrode cannot be determinde . Neigher oxdation nor reduction can take place alone.

Assertion(A): The absolute value of the electrode potential cannot be determined experimentally Reason (R): The electrode potentials are generally determined with respect to standard hydrogen electrodes.

STATEMENT-1: In the reaction : Cl_(2)+ OH^(-) to Cl^(-) + ClO_(4)^(-) chlorine is oxidised only STATEMENT-2: Oxidation and reduction cannot take place alone.

DINESH PUBLICATION-ELECTROCHEMISTRY-ASSERTION AND REASON
  1. Assertion: Copper liberates hydrogen from a solution of dilute hydroch...

    Text Solution

    |

  2. Assertion (A): Sodium ions are discharged in preference to hydrogen io...

    Text Solution

    |

  3. Statement-I: In electrolysis the quantity needed for depositing 1 mole...

    Text Solution

    |

  4. Statement-I: Equivalent conductance of all electrolytes decreases with...

    Text Solution

    |

  5. Assertion (A) : The Daniell cell becomes dead after sometimes. Reaso...

    Text Solution

    |

  6. Assertion A :Increase in the concentration of copper half cell in Dani...

    Text Solution

    |

  7. Assertion Electrolytic conductance increases with increase in temperat...

    Text Solution

    |

  8. Assertion Molar conductance of an electrolyte increases with dilution ...

    Text Solution

    |

  9. Assertion In an electrolyte cell, the oxidation takes placeat anode wh...

    Text Solution

    |

  10. Assertion When the solution pressure of a metal is more than the osmot...

    Text Solution

    |

  11. Assertion Sodium ions are discharged at the Hg electrode during electr...

    Text Solution

    |

  12. Assertion A dry cell becomes dead after long time even if it has not b...

    Text Solution

    |

  13. (A) Absolute electrode potential can be easily measured by using vacuu...

    Text Solution

    |

  14. Assertion Copper rod turns colourless solution of zinc sulphate to lig...

    Text Solution

    |

  15. Assertion In the equation HCl+H(2)OhArrH(3)O^(+)+Cl^(-) HCl is a str...

    Text Solution

    |

  16. Assertion On passing HCl gas through a saturated solution of common sa...

    Text Solution

    |

  17. Assertion Sodium chloride undergoes hydrolysis in its solution in wat...

    Text Solution

    |

  18. Assertion A: The molar conductance of weak electrolyte is low as compa...

    Text Solution

    |

  19. Assertion The anode is refeeredto as an oxidation electrode while the ...

    Text Solution

    |

  20. Assertion Zinc and iron decompose steam whereas copper and mercury do ...

    Text Solution

    |