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

Why are sulphide ores converted to oxide before reduction ?

Promotional Banner

Topper's Solved these Questions

  • GENERAL PRINCIPLES AND PROCESSES OF ISOLATION OF ELEMENTS

    MODERN PUBLICATION|Exercise EXERCISE|303 Videos

  • ELECTROCHEMISTRY

    MODERN PUBLICATION|Exercise EXERCISE|529 Videos

  • HALOALKANES AND HALOARENES

    MODERN PUBLICATION|Exercise EXERCISE|978 Videos

Similar Questions

Explore conceptually related problems

T/F A sulphide ore is converted into its oxide to extract the metal.

Give reasons: Carbonate and suphide ores are usually converted into oxides during the process of extraction

In the extraction of copper from its sulphide ore, the metal is formed by the reduction of Cu_2O with :

T/F Carbonate and sulphide ores are usually converted into oxides.

Sulphide ores are concentrated by froth floatation process.

Why is zinc not extracted from zinc oxide through reduction using CO?

Why is sulphide ore of copper heated in a furnace after mixing with silica ?

Give electronic concept of oxidation and reduction.

MODERN PUBLICATION-GENERAL PRINCIPLES AND PROCESSES OF ISOLATION OF ELEMENTS-EXERCISE
  1. Why are sulphide ores converted to oxide before reduction ?

    Text Solution

    |

  2. True of False : Copper is found both in free as well as in combined st...

    Text Solution

    |

  3. True of False : All minerals are ores put all ores cannot be minerals.

    Text Solution

    |

  4. True of False : The minerals siderite, magnetite and haematite contain...

    Text Solution

    |

  5. True of False : Flux combines with slag to form gangue.

    Text Solution

    |

  6. True of False : In calcination, the ore is heated with calcium.

    Text Solution

    |

  7. True of False : Silver is extracted by by hydrometallurgy.

    Text Solution

    |

  8. Zone refining is used for the

    Text Solution

    |

  9. True of False : The metals Ag, Au and Hg are extracted by pyrometallur...

    Text Solution

    |

  10. Chromium steel is the mixture of-

    Text Solution

    |

  11. Which of the following reagents can be used to convert acetamide into ...

    Text Solution

    |

  12. Complete the missing links : The earthly and silicious impurities whic...

    Text Solution

    |

  13. The most abundant element in the earth's crust is:

    Text Solution

    |

  14. Purest form of iron is

    Text Solution

    |

  15. State whether the statement is true or false- Lunar caustic is the com...

    Text Solution

    |

  16. Zirconium is best refined by ......... method.

    Text Solution

    |

  17. In blast furnace, iron oxide is reduced by

    Text Solution

    |

  18. Nichrome metal alloy is a mixture of-

    Text Solution

    |

  19. The naturally occurring chemical substances in the form of which metal...

    Text Solution

    |

  20. Copper can be extracted from

    Text Solution

    |

  21. Fill in the blanks- alloy is made up of 14% of manganese and 85% of ir...

    Text Solution

    |