Home
Class 12
CHEMISTRY
Why are sulphide ores converted to oxide...

Why are sulphide ores converted to oxide before reduction?

Text Solution

Verified by Experts

The correct Answer is:
Sulphides are not reduced easily but oxides are easily reduced.
Promotional Banner

Topper's Solved these Questions

Similar Questions

Explore conceptually related problems

Why are sulphide ores converted to oxide form before reduction to metal ?

Assertion (A): Usually the sulphide ore is converted to oxide before reduction. Reason (R): Reduction of oxides occurs easier.

Explain the following (a) CO_(2) is a better reducing agent below 710 K whereas CO is a better reducing agent above 710 K . (b) Generally sulphide ores are converted into oxides before reduction. ( c) Silica is added to the sulphide ore of copper in the reverberatory furnance. (d) Carbon and hydrogen are not used as reducing agents at high temperature. (e) Vapour phase refining method is used for the purification of Ti

Assertion : Sulphide ores are converted to oxides before reduction. Reason : Oxides are easier to reduce.

Sulphide ore is

Sulphide ores are converted into oxides by

Why is it advantageous to roast a sulphide ore to the oxide before reduction ?

ALLEN-METALLURGY-EXERCISE -04
  1. The mixture of compounds A and B is passed through a column of AI(2)O(...

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

  9. Give to requirements for vapour phase refining.

    Text Solution

    |

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

    Text Solution

    |

  11. Match the items of column I with items of column II and assign the cor...

    Text Solution

    |

  12. Match the items of Column I with the items of Column II and assign the...

    Text Solution

    |

  13. Match items of Column I with the items of Column II and assign the co...

    Text Solution

    |

  14. Match the items of Column I with the items of Column II and assign the...

    Text Solution

    |

  15. Match the items of Column I with items of Column II and assign the cor...

    Text Solution

    |

  16. Assertion : Nickel can be purified by Mond process. Reason : NI(CO)(...

    Text Solution

    |

  17. Assertion : Zirconium can be purificed by Van Arkel method. Reason :...

    Text Solution

    |

  18. Assertion : Sulphide ores are concentarted by Froth Flotation method. ...

    Text Solution

    |

  19. Assertion : Zone refining method is very useful for producing semicond...

    Text Solution

    |

  20. Assertion : Hydrometallurgy involves dissolving the ore in a suitable ...

    Text Solution

    |