Home
Class 11
CHEMISTRY
A: Sodium ions are discharged when aqueo...

A: Sodium ions are discharged when aqueous solution of NaCl is electrolysed using mercury electrode.
R: The nature of electrode can affect the order of discharge of ions.

A

If both (A) and (R ) are correct and (R ) is the correct explanation of (A).

B

If both (A) and (R ) are correct, but (R ) is not the correct explanation of (A).

C

If (A) is correct, but (R ) is incorrect.

D

If (A) is incorrect, but (R ) is correct.

Text Solution

Verified by Experts

The correct Answer is:
A
Promotional Banner

Topper's Solved these Questions

  • S-BLOCK GROUP 1 - ALKALI METALS

    CENGAGE CHEMISTRY ENGLISH|Exercise Exercises Integer|10 Videos

  • S-BLOCK GROUP 1 - ALKALI METALS

    CENGAGE CHEMISTRY ENGLISH|Exercise Exercises Fill In The Blanks|19 Videos

  • S-BLOCK GROUP 1 - ALKALI METALS

    CENGAGE CHEMISTRY ENGLISH|Exercise Exercises Single Correct|100 Videos

  • REDOX REACTIONS

    CENGAGE CHEMISTRY ENGLISH|Exercise Archives (Integers)|1 Videos

  • S-BLOCK GROUP 2 - ALKALINE EARTH METALS

    CENGAGE CHEMISTRY ENGLISH|Exercise Ex 5.1 Objective|2 Videos

Similar Questions

Explore conceptually related problems

Assertion (A): Sodium ions are discharged in preference to hydrogen ions at a mercury cathode. Reason (R ): The nature of cathode can affect the order of discharge of cations.

An aqueous solution of Na_2SO_4 is electrolysed using Pt electrodes. The products at the cathode and anode are respectively:

When CuSO_(4) is electrolysed, using Pt electrodes

The products formed when an aqueous solution of NaBr is electrolysed in a cell having inert electrodes are :

Assertion (A): Na^(o+) ions are discharged in preference to H^(o+) ions at Hg cathode. Reason (R) : The nature of the cathode can affect the order of discharge of ions. (a)If both (A) and (R) are correct, and (R) is the correct explanation of (A) . (b)If both (A) and (R) are correct, but (R) is not the correct explanation of (A) . (c)If (A) is correct, but (R) is incorrect. (d) If (A) is incorrect, (R) is correct.

A dilute aqueous solution of CuSo_4 is electrolysed using platinum electrods. The products at the anode and cathode are:

When molten NaCl is electrolysed by using inert electrode, the product obtained al cathode is

A solution of sodium sulphate was electrolyzed using some inert electrode. The product at the electrodes are

When an aqueous solution of CaCl_(2) is electrolyzed using inert electrods, which of the following is ( are ) true ?

When an aqueous concentrated solution of lithium chloride is electrolysed using inert electrodes:

CENGAGE CHEMISTRY ENGLISH-S-BLOCK GROUP 1 - ALKALI METALS-Exercises Assertion Reasoning
  1. Assertion (A): NaOH is a stronger base than KOH. Reason (R ): KOH is...

    Text Solution

    |

  2. Assertion (A): Sodium reacts with oxygen to form Na(2)O(2) whereas pot...

    Text Solution

    |

  3. Assertion (A): Aqueous solution of Na(2)CO(3) is alkaline in nature. ...

    Text Solution

    |

  4. Assertion: Lithium resembles magnesium diagonally placed in next group...

    Text Solution

    |

  5. Assertion (A): Alkali metals do not occur in native state. Reason (R...

    Text Solution

    |

  6. Assertion (A) : LiCl is predominantly a covalent compound. Reason (R...

    Text Solution

    |

  7. Assertion (A): Caesium metal when dissolved in liquid amtmonia forms a...

    Text Solution

    |

  8. Assertion (A): Alkali metals dissolve in liquid ammoia to give blue so...

    Text Solution

    |

  9. Assertion (A): Li^(o+) (aq) has large ionic redius than Na^(o+) (aq). ...

    Text Solution

    |

  10. Assertion (A): In rainy season, common salt becomes damp after sometim...

    Text Solution

    |

  11. Assertion (A): Na(2)CO(3) and Li(2)CO(3) are thermally stable. Reaso...

    Text Solution

    |

  12. Assertion (A): Lithium reacts with oxygen to form Li(2)O, but potassiu...

    Text Solution

    |

  13. Assertion (A): Among the alkali metals caesium salts exhibit the maxim...

    Text Solution

    |

  14. Assertion (A): CuCI is more covalent than NaCI. Reason (R ): Na^(o+)...

    Text Solution

    |

  15. A: Sodium ions are discharged when aqueous solution of NaCl is electro...

    Text Solution

    |

  16. Assertion (A): Alkali metlas impart colour to the flame. Reason (R )...

    Text Solution

    |

  17. Assertion (A): Alkali metals are strong reducing agents. Reason (R )...

    Text Solution

    |

  18. Assertion: Potassium is not obtained by the the electrolysis of fused...

    Text Solution

    |

  19. Assertion (A): Alkali metals can form ionic hydrides which contain hyd...

    Text Solution

    |

  20. Assertion (A): Ether can exteract LiCI form a mixture of LiCI, NaCI an...

    Text Solution

    |