Home
Class 12
CHEMISTRY
Define the following terms : (a) Roast...

Define the following terms :
(a) Roasting (b) Electro metallurgy
`("C")`Aluminothermy

Promotional Banner

Topper's Solved these Questions

  • GENERAL PRINCIPLES AND PROCESSES OF ISOLATION OF ELEMENTS

    MODERN PUBLICATION|Exercise HOTS (Higher Order Thinking skills) (Advanced Level)|10 Videos

  • GENERAL PRINCIPLES AND PROCESSES OF ISOLATION OF ELEMENTS

    MODERN PUBLICATION|Exercise COMPETION FILE (Objective Questions) (Multiple Choice Question with only one correct answer)|25 Videos

  • GENERAL PRINCIPLES AND PROCESSES OF ISOLATION OF ELEMENTS

    MODERN PUBLICATION|Exercise Revision Exercises(CBSE Qs.)|8 Videos

  • ELECTROCHEMISTRY

    MODERN PUBLICATION|Exercise UNIT PRACTICE TEST|20 Videos

  • HALOALKANES AND HALOARENES

    MODERN PUBLICATION|Exercise UNIT PRACTICE TEST|11 Videos

Similar Questions

Explore conceptually related problems

Define the following terms: Ray

Define the following terms : Metal

Define the following terms. Ore

Define the following terms : Matter

Define the following terms : Alloy

Define the following terms Planet

Define the following terms : Evaporation

Define the following terms : (a) Melting (b) Boiling

Define the following terms : Condensation

Define the following terms : Metalloids

MODERN PUBLICATION-GENERAL PRINCIPLES AND PROCESSES OF ISOLATION OF ELEMENTS-Revision Exercises(Short answer questions)
  1. Write down the chemical reactions taking place in the extraction of zi...

    Text Solution

    |

  2. Explain the basic principles of the following metallurgical operations...

    Text Solution

    |

  3. Define the following terms : (a) Roasting (b) Electro metallurgy ...

    Text Solution

    |

  4. Describe how the following changes are brought about: (i)Pig iron i...

    Text Solution

    |

  5. What is the role of graphite rod in the electrometallurgy of aluminium...

    Text Solution

    |

  6. Describe the principle involved in each of the following processes: ...

    Text Solution

    |

  7. Explain the role of the following in the processes mentioned : (a) ...

    Text Solution

    |

  8. Write the principle of the following (a) Zone refining (b) Froth f...

    Text Solution

    |

  9. (a) Differentiate between roasting and calcination. (b)How is cast ...

    Text Solution

    |

  10. (a) Which solution is used for the leaching of silver metal in the pr...

    Text Solution

    |

  11. (a) Give an example of zone refining of metals. (b) What is the role ...

    Text Solution

    |

  12. (a) How can copper be extracted from hydrometallurgical process ?

    Text Solution

    |

  13. Give Mond process for refining of nickel.

    Text Solution

    |

  14. (a) What are calcination and roasting ? In which type of ores are thes...

    Text Solution

    |

  15. Define the following terms: (i) Ore benefaction (ii) Hydrometallur...

    Text Solution

    |

  16. EXTRACTION OF ALUMINIUM

    Text Solution

    |

  17. What type of ores can be concentrated by froth floatation process ? Ex...

    Text Solution

    |

  18. (i) Indicate the principle behind the method used for the refining of ...

    Text Solution

    |

  19. (a) Why is zinc blende roasted before carbon reduction? Answer with ba...

    Text Solution

    |

  20. How is zinc obtained from zinc blende ? Give chemical reactions.

    Text Solution

    |