Home
Class 12
CHEMISTRY
Which of the following statements, about...

Which of the following statements, about the advantage of roasting of sulphide ore before reduction is not true gt

A

Roasting of the sulphide to the oxide is thermodynamically feasible

B

Carbon and hydrogen are suitable reducing agents for metal sulphides

C

The `DeltaG^(@)` of the sulphide is greater than those for `CS_2` and `H_2S`

D

The `DeltaG^(@)` is negative for roasting of sulphide ore to oxide

Text Solution

Verified by Experts

The correct Answer is:
B
Promotional Banner

Topper's Solved these Questions

  • GENERAL PRINCIPLES AND PROCESSES OF ISOLATION OF ELEMENTS

    AAKASH INSTITUTE ENGLISH|Exercise Assignment (Section-D) Assertion-Reason Type Question|15 Videos

  • GENERAL PRINCIPLES AND PROCESSES OF ISOLATION OF ELEMENTS

    AAKASH INSTITUTE ENGLISH|Exercise Assignment (Section-B) Objective type Question|25 Videos

  • EQUILIBRIUM

    AAKASH INSTITUTE ENGLISH|Exercise ASSIGNMENT (SECTION -D)|20 Videos

  • GENERAL PRINCIPLES AND PROCESSES OF ISOLATION OF ELEMENTS

    AAKASH INSTITUTE ENGLISH|Exercise Try Yourself|33 Videos

Similar Questions

Explore conceptually related problems

Which of the following statements about pteridophytes is true

Which of the following statements about the structure of proteins is true

Which of the following statement about the catalyst is/are true?

Which of the following statements about asprin is not true?

Which of the following statements is not true about RNA?

Which of the following statements are true about metals ?

Which of the following statements about the reduction is not true ?

Which of the following statements about order of a reaction is true?

Which of the following statements is not true about ozone ?

Which of the following statements are true about these isomers?

AAKASH INSTITUTE ENGLISH-GENERAL PRINCIPLES AND PROCESSES OF ISOLATION OF ELEMENTS-Assignment (Section-C) Previous Years Question
  1. The following reaction take place in the blast in the preparation of i...

    Text Solution

    |

  2. Match the following

    Text Solution

    |

  3. Which of the following statements, about the advantage of roasting of ...

    Text Solution

    |

  4. Sulphide ores of metals are usually concentrated by froth floatation p...

    Text Solution

    |

  5. The mass of carbon anode consumed (giving only carbon dioxide) in the ...

    Text Solution

    |

  6. In which of the following processes, fused sodium hydroxide is electro...

    Text Solution

    |

  7. Which of the following does not contain aluminium?

    Text Solution

    |

  8. Which of the following does not contain Mg?

    Text Solution

    |

  9. Carborundum is

    Text Solution

    |

  10. In the basic Bessemer process for the manufacture of steel, the lining...

    Text Solution

    |

  11. Mond's process is used for

    Text Solution

    |

  12. Which process of purification is represented by the following reaction...

    Text Solution

    |

  13. Which of the following sulphides when heated strongly in air gives the...

    Text Solution

    |

  14. The most important ore of tin is

    Text Solution

    |

  15. Heating of ore in presence of air to remove sulphure impurities is cal...

    Text Solution

    |

  16. The process used for the extraction of sodium is called :

    Text Solution

    |

  17. Among the metals Cr,Fe,Mn,Ti,Ba, and Mg, the one that cannot be obtain...

    Text Solution

    |

  18. Chemical used as a depressant in separatin ZnS from PbS in froth-float...

    Text Solution

    |

  19. The ore that contains both iron and copper is: a. malachite b. dolomit...

    Text Solution

    |

  20. To dissolve argentite ore which of the following is

    Text Solution

    |