Home
Class 12
CHEMISTRY
Copper is obtained by roasting its sulph...

Copper is obtained by roasting its sulphide ore - explain.

Text Solution

Verified by Experts

In the bessemer converter `Cu_(2)S` is partly converted into `Cu_(2)O` by blowing a current of hot air and then `Cu_(2)S` reduces `Cu_(2)O` to copper, therefore, it can be said that metallic copper is obtained by simply roasting its ore,
Promotional Banner

Topper's Solved these Questions

  • GENERAL PRINCIPLES AND PROCESSES OF ISOLATION OF ELEMENTS

    CHHAYA PUBLICATION|Exercise ADDITIONAL QUESTION (Mention the role of -)|8 Videos

  • GENERAL PRINCIPLES AND PROCESSES OF ISOLATION OF ELEMENTS

    CHHAYA PUBLICATION|Exercise ADDITIONAL QUESTION (State, with equations, what happens when)|12 Videos

  • GENERAL PRINCIPLES AND PROCESSES OF ISOLATION OF ELEMENTS

    CHHAYA PUBLICATION|Exercise EXERCISE (Fill in the blanks )|25 Videos

  • EQUILIBRIUM

    CHHAYA PUBLICATION|Exercise PRACTICE TEST 7|14 Videos

  • HALOAKANES AND HALOARENES

    CHHAYA PUBLICATION|Exercise Practise set 10 (Answer the following questions)|10 Videos

Similar Questions

Explore conceptually related problems

Althrough Cu and Ag are placed below hydrogen in the electrochemical series, they exist in nature as sulphides - explain.

The gas X is obtained on combustion of sulphide . It is a colourless gas with pungent , suffocating odour. It is harmful to our respiratory organs and is a constituent of acid rain. Its as . Solution is acids, it is a reducing agent and its acidis availble . X is -

Although Fe is placed above hydrogen in the electrochemical series, dihydrogen in not obtained by its reaction with nitric acid. Explain with reasons.

In the extraction of copper from its sulphide ore, the metal finally obtained by the reduction of cuprous oxide with -

'All ores are minerals but all minerals are not ores'- explain.

Copper and silver and found as sulphide in nature, even though they lie lower position in the electrochemical series.

Sucrose is dextrorotatory but mixture obtained after hydrolysis is laevorotatory. Explain

Which one of the following compounds is used to reduce copper oxide during extraction of copper from sulphide ore -

Mention the process to be adopted for the concentration of sulphide ore, why?

CHHAYA PUBLICATION-GENERAL PRINCIPLES AND PROCESSES OF ISOLATION OF ELEMENTS-EXERCISE (SHORT ANSWER-TYPE QUESTIONS)
  1. Is it possible to extract aluminium by electrolytic reduction of Al(2)...

    Text Solution

    |

  2. Is it possible to extract Al by the electrolysis of an aqueous solutio...

    Text Solution

    |

  3. Copper is obtained by roasting its sulphide ore - explain.

    Text Solution

    |

  4. Discuss the thermodynamic principles of metallurgy.

    Text Solution

    |

  5. Explain why the following reaction, although thermodynamically feasibl...

    Text Solution

    |

  6. Discuss the limitations of Ellingham diagram.

    Text Solution

    |

  7. Name the precious metals in anode mud? Unlike copper, these metals do ...

    Text Solution

    |

  8. The (C,CO) line on the Ellingham diagram slopes downwards. Give reason...

    Text Solution

    |

  9. The (Co, CO(2)) line on the Ellingham diagram slopes upwards. Give rea...

    Text Solution

    |

  10. Write the reactions taking place in different zones in the blast furna...

    Text Solution

    |

  11. In metallurgy, the sulphide ore of copper is partly roasted. Why?

    Text Solution

    |

  12. How can ZnS be separated from a mixture of PbS and ZnS?

    Text Solution

    |

  13. Mention an important use of the thermite process.

    Text Solution

    |

  14. What is the difference between carbon reduction and electrolytic reduc...

    Text Solution

    |

  15. Aluminium reduces Cr(2)O(3) to Cr, but chromium cannot reduce Al(2)O(3...

    Text Solution

    |

  16. What is vapour phase refining ? Explain with an example.

    Text Solution

    |

  17. Give an example of extraction of a metal both by oxidation and reducti...

    Text Solution

    |

  18. CO is a more effective reducing agent than C (coke) below 983K, but C ...

    Text Solution

    |

  19. Althrough Cu and Ag are placed below hydrogen in the electrochemical s...

    Text Solution

    |

  20. Name the metals that are usually extracted by electrolytic reduction. ...

    Text Solution

    |