Home
Class 12
CHEMISTRY
How slag is formed in metal extraction ?...

How slag is formed in metal extraction ?

Promotional Banner

Topper's Solved these Questions

  • ELECTROCHEMISTRY

    MODERN PUBLICATION|Exercise EXERCISE|292 Videos

  • GROUP 15 ELEMENTS

    MODERN PUBLICATION|Exercise EXERCISE|134 Videos

Similar Questions

Explore conceptually related problems

The slag obtained during the extraction of copper pyrites is composed mainly of :

What is the name of the main constituent of slag in the blast furnace during the extraction of iron ?

Write the three major steps involved in the extraction and isolation of metals.

Give a brief account of the terms as used in the extraction of metals. Calcination

Give a brief account of the terms as used in the extraction of metals. Roasting

Give a brief account of the terms as used in the extraction of metals. Magnetic separation

Give a brief account of the terms as used in the extraction of metals. Smelting

MODERN PUBLICATION-GENERAL PRINCIPLE OF ISOLATION OF ELEMENTS-EXERCISE
  1. What is the function of limestone the extraction of iron? Give equatio...

    Text Solution

    |

  2. What is roasting?

    Text Solution

    |

  3. How slag is formed in metal extraction ?

    Text Solution

    |

  4. Distinguish between mineral and ore.

    Text Solution

    |

  5. What is difference between calcination and roasting ?

    Text Solution

    |

  6. What is self-reduction in metallurgy? Give example.

    Text Solution

    |

  7. What is leaching ? Glve an example.

    Text Solution

    |

  8. Why cannot Al be reduced by carbon ?

    Text Solution

    |

  9. What is the role of stabilizer in froth floatation process ?

    Text Solution

    |

  10. It is true that under certain conditions magnesium can reduce SiO(2) ...

    Text Solution

    |

  11. What is the significance of leaching in the extraction of aluminium?

    Text Solution

    |

  12. What is the role of graphite rods in the electrometallurgy of aluminiu...

    Text Solution

    |

  13. Out of C and CO which is a better reducing agent for ZnO ?

    Text Solution

    |

  14. Explain CaO react with SiO(2) to form a slag ?

    Text Solution

    |

  15. Pine oil is used in forth floatation method . Why ?

    Text Solution

    |

  16. Why sulphide ores are concentred by froth floatation process.

    Text Solution

    |

  17. How is copper extracted from its low grade ore?

    Text Solution

    |

  18. Between CO and C , which is better reducing agent at 983 k

    Text Solution

    |

  19. An ore of galena (PbS) is contaminated with Zinc blende (ZnS). Name on...

    Text Solution

    |

  20. Why is the reduction of a metal oxide easier, if the metal formed is i...

    Text Solution

    |