Home
Class 12
CHEMISTRY
Metals of very high purity are produced ...

Metals of very high purity are produced by method.

Text Solution

Verified by Experts

zone refining
Promotional Banner

Topper's Solved these Questions

  • GENERAL PRINCIPLES AND PROCESSES OF ISOLATION OF ELEMENTS

    CHHAYA PUBLICATION|Exercise EXERCISE (SHORT ANSWER-TYPE QUESTIONS)|41 Videos

  • 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 EXERCISE (VERY SHORT ANSWER-TYPE QUESTIONS)|33 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

Define copolymerisation. Give two examples of polymers produced by this method.

High C/N ratio produces

Stomach has very high pH.

stomach has very high pH.

A real gas at a very high pressure occupies

Explain why the alkali metals cannot be obtained by reducting method.

Explain from vander Waal's equation that at very low pressure and at very high temperature the real gases behave as an ideal gases.

Why water has a very high surface tension value among the commonly known liquids?

Which Gr-2 metal carbide reacts with water to produce methane?

Name the method of purification that produces metals of very high purity?

CHHAYA PUBLICATION-GENERAL PRINCIPLES AND PROCESSES OF ISOLATION OF ELEMENTS-EXERCISE (Fill in the blanks )
  1. The ore of tin containing FeCrO(4) is concentrated by .

    Text Solution

    |

  2. Name the reducing agent that is used in the thermite process?

    Text Solution

    |

  3. is used as a flux to remove SiO(2) (gangue).

    Text Solution

    |

  4. The most pure iron is .

    Text Solution

    |

  5. The highly electropositive metals like Na, Mg or Al are extracted by .

    Text Solution

    |

  6. electrode is used as anode in the electrolysis of Al(2)O(3).

    Text Solution

    |

  7. Low melting metals like lead and tin are purified by .

    Text Solution

    |

  8. is used in purification of nickel by Mond process.

    Text Solution

    |

  9. The slag obtained from blast furnace mainly contains .

    Text Solution

    |

  10. Mg reduces Al(2)O(3) below .

    Text Solution

    |

  11. Metals of very high purity are produced by method.

    Text Solution

    |

  12. The metals used in space technology are purified by method.

    Text Solution

    |

  13. Froth-floatation is used for concenrating ores.

    Text Solution

    |

  14. solution is used for the extraction of silver and gold from their ores...

    Text Solution

    |

  15. In the extraction of iron, acts as a reducing agent in the upper regi...

    Text Solution

    |

  16. In the Ellingham diagram, since the (Cr, Cr(2),O(3)) line lies the (A...

    Text Solution

    |

  17. The alloy steel used for making permanent magnet is .

    Text Solution

    |

  18. Al(2)O(3) is used in chromatography.

    Text Solution

    |

  19. The reduction of a metal oxide is easier if the metal is formed in the...

    Text Solution

    |

  20. The protect various articles of iron from rusting, they are coated wit...

    Text Solution

    |