Home
Class 12
CHEMISTRY
Mention the methods briefly used in the ...

Mention the methods briefly used in the beneficiation of the following ores :
(a) Haematite

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

Mention the methods briefly used in the beneficiation of the following ores : (c) Chromite

Mention the methods briefly used in the beneficiation of the following ores : (b) Cassiterite

Mention the methods briefly used in the beneficiation of the following ores : (d) Copper pyrites

Mention the use of borax.

Mention the uses of coal.

Mention the methods of preparation of anisole.

Out of calcination and roasting, which one is carried out in case of the following ores? Brown haematite (ii) Bauxite (iii) Zinc blende (iv) Calamine

Mention two uses of urea.

Mention the uses of deuterium.

Mention the uses of Magnesium?

CHHAYA PUBLICATION-GENERAL PRINCIPLES AND PROCESSES OF ISOLATION OF ELEMENTS-EXERCISE (SHORT ANSWER-TYPE QUESTIONS)
  1. Comment on the occurrence of metals like Na, Fe and Au in nature.

    Text Solution

    |

  2. What type of ore is usually concentrated by electromagnetic separation...

    Text Solution

    |

  3. Mention the methods briefly used in the beneficiation of the following...

    Text Solution

    |

  4. Mention the methods briefly used in the beneficiation of the following...

    Text Solution

    |

  5. Mention the methods briefly used in the beneficiation of the following...

    Text Solution

    |

  6. Mention the methods briefly used in the beneficiation of the following...

    Text Solution

    |

  7. What is flux? How is it chosen in metallurgy?

    Text Solution

    |

  8. Is carbon a suitable reducing agent for all metal oxides? Give reason.

    Text Solution

    |

  9. Differentiate between hydrometallurgy and electrometallurgy with suita...

    Text Solution

    |

  10. Is it possible to extract aluminium by electrolytic reduction of Al(2)...

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

  13. Discuss the thermodynamic principles of metallurgy.

    Text Solution

    |

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

    Text Solution

    |

  15. Discuss the limitations of Ellingham diagram.

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |