Home
Class 12
CHEMISTRY
The highly electropositive metals like N...

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

Text Solution

Verified by Experts

electrolytic reduction
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

Highly reactive metals are found to occur in nature in the _______ state.

Which of the following elements represent highly electropositive as well as highly electronegative character in its period?

From which ore Al can be extracted profitably?

The alkaline earth metals have less electropositive or metallic character as compared to those of alkali metals and their electropositive or metallic character increases down the group. Explain with reasons.

Assertion (A) : In hydrometallurgy, the ore is first dissolved in a suitable reagent and then it is precipitated by displacing the metal by a more electropositive one. Reason (R) : Copper is extracted by hydrometallurgy.

Which transition metal is highly dense?

Mg reduces Al_(2)O_(3) below __________.

The first ionization potential of Na,Mg,Al and Si are in the order

Comment on the occurrence of metals like Na, Fe and Au in nature.

Highly pure metals are obtained by ………… process

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

    |