Home
Class 12
CHEMISTRY
In the extraction of chlorine from brine...

In the extraction of chlorine from brine_________

A

` Delta G ^(@) ` for the overall reaction is negative

B

` Delta G^(@) ` for the overall reaction is positive

C

` E^(@) ` for overall reaction has negative value

D

` E^(@) ` for overall reaction has positive value

Text Solution

Verified by Experts

The correct Answer is:
B, C
In extraction of elements by electrolysis, ` Delta G ^(@) ` of the overall reaction is positive while ` E^(@) ` of the overall reaction is negative, i.e., options (b) and (c ) are correct.
Promotional Banner

Topper's Solved these Questions

  • GENERAL PRINCIPLES AND PROCESSES OF ISOLATION OF ELEMENTS

    PRADEEP|Exercise NCERT EXEMPLAR PROBLEMS WITH ANSWERS, HINTS AND SOLUTIONS (SHORT ANSWER QUESTIONS)|1 Videos

  • GENERAL PRINCIPLES AND PROCESSES OF ISOLATION OF ELEMENTS

    PRADEEP|Exercise NCERT EXEMPLAR PROBLEMS WITH ANSWERS, HINTS AND SOLUTIONS (MATCHING TYPE QUESTIONS)|5 Videos

  • GENERAL PRINCIPLES AND PROCESSES OF ISOLATION OF ELEMENTS

    PRADEEP|Exercise NCERT EXEMPLAR PROBLEMS WITH ANSWERS, HINTS AND SOLUTIONS (MULTIPLE CHOICE QUESTIONS - II)|1 Videos

  • ELECTROCHEMISTRY

    PRADEEP|Exercise IMPORTANT QUESTIONS FOR BOARD EXAMINATION|25 Videos

  • HALOALKANES AND HALOARENES

    PRADEEP|Exercise IMPORTANT QUESTIONS FOR BOARD EXAMINATION|22 Videos

Similar Questions

Explore conceptually related problems

In the extraction of chlorine by electrolysis of brine_________.

The extraction of metal from the ore is

Why is an external emf of more than 2.2V required for the extraction of CI_(2) from brine?

Explain the role of each of the following in the extraction of metals from their ores : (i) CO in the extraction of nickel. (ii) Zinc in the extraction of silver. (iii) Silica in the extraction of copper.

PRADEEP-GENERAL PRINCIPLES AND PROCESSES OF ISOLATION OF ELEMENTS -NCERT EXEMPLAR PROBLEMS WITH ANSWERS, HINTS AND SOLUTIONS (MULTIPLE CHOICE QUESTIONS - II )
  1. In which of the following method of purification metal is converted to...

    Text Solution

    |

  2. Which of the following statements are correct ?

    Text Solution

    |

  3. In the extraction of chlorine from brine

    Text Solution

    |

  4. At temperature above 1073K coke can be used to reduce FeO to Fe. How c...

    Text Solution

    |

  5. Wrought iron is the purest form of iron. Write a reaction used for the...

    Text Solution

    |

  6. How is copper extracted from low grade copper ores?

    Text Solution

    |

  7. Write two basic requirements for refining of a metal by Mond process a...

    Text Solution

    |

  8. Although carbon and hydrogen are better reducing agents but they are n...

    Text Solution

    |

  9. How do we separate two sulphide ores by Froth Floatation Method? Expla...

    Text Solution

    |

  10. The purest form of iron is prepared by oxidising impurities from cast ...

    Text Solution

    |

  11. The mixture of compounds A and B is passed through a column of Al(2)O(...

    Text Solution

    |

  12. Why is sulphide ore of copper heated in a furnace afer mixing with sil...

    Text Solution

    |

  13. Why are sulphide ores converted to oxide before reduction?

    Text Solution

    |

  14. Which method is used for refining Zr and Ti? Explain with equation.

    Text Solution

    |

  15. What should be the considerations during the extraction of metals by e...

    Text Solution

    |

  16. What is the role of flux in metallurgical processes?

    Text Solution

    |

  17. How are metals used as semiconductor refined? What is the principle of...

    Text Solution

    |

  18. Write down the reactions taking place in Bast furnace related to the m...

    Text Solution

    |

  19. Give two requirements for vapour phase refining.

    Text Solution

    |

  20. Write the chemical reaction involved in the extraction of gold by cyan...

    Text Solution

    |