Home
Class 12
CHEMISTRY
The process of removal of impurities fro...

The process of removal of impurities from a crude metal is called :

A

concentration

B

calcination

C

refining

D

roasting

Text Solution

Verified by Experts

The correct Answer is:
C
refining
Promotional Banner

Topper's Solved these Questions

  • GENERAL PRINCIPLES AND PROCESSES OF ISOLATION OF ELEMENTS

    ICSE|Exercise EXERCISE (PART-I ( OBJECTIVE QUESTIONS ))|24 Videos

  • GENERAL PRINCIPLES AND PROCESSES OF ISOLATION OF ELEMENTS

    ICSE|Exercise EXERCISE (PART-I ( OBJECTIVE QUESTIONS )) (MATCH THE FOLLOWING)|6 Videos

  • ELECTROCHEMISTRY

    ICSE|Exercise ISC EXAMINATION QUESTIONS (PART-II Numerical Problems) |19 Videos

  • HALOALKANES AND HALOARENES

    ICSE|Exercise SOURCE|9 Videos

Similar Questions

Explore conceptually related problems

The process of removing impurity from a crude metal is called

The process of removing dissolved impuities from a colloidal system by means of diffusion through suitable membrane under the influence of an electric field os called

Emasculation is the process of removal of pistils from unisexual flowers.

The impurities present in the ore is called

Removal of anther from the floral bud is called

Lead obtained from galena ore (PbS) by air reduction or carbon reduction process contains base metal (cu, Bi, As, Sn,Zn) as impurities. The removal of the impurity of Ag from the commercial lead is called.

Name the The process of removal of nitrogenous wastes from the body.

Which of the following is not a method of removing impurities from a colloidal sol ?

ICSE-GENERAL PRINCIPLES AND PROCESSES OF ISOLATION OF ELEMENTS -EXERCISE (PART-I ( OBJECTIVE QUESTIONS )) (Fill in the blanks)
  1. The process of removal of impurities from a crude metal is called :

    Text Solution

    |

  2. Fill in the blanks choosing appropriate word/ words from those given i...

    Text Solution

    |

  3. Fill in the blanks choosing appropriate word/ words from those given i...

    Text Solution

    |

  4. Fill in the blanks choosing appropriate word/ words from those given i...

    Text Solution

    |

  5. Fill in the blanks choosing appropriate word/ words from those given i...

    Text Solution

    |

  6. Fill in the blanks choosing appropriate word/ words from those given i...

    Text Solution

    |

  7. Fill in the blanks choosing appropriate word/ words from those given i...

    Text Solution

    |

  8. Fill in the blanks choosing appropriate word/ words from those given i...

    Text Solution

    |

  9. Fill in the blanks choosing appropriate word/ words from those given i...

    Text Solution

    |

  10. Fill in the blanks choosing appropriate word/ words from those given i...

    Text Solution

    |

  11. Fill in the blanks choosing appropriate word/ words from those given i...

    Text Solution

    |

  12. Fill in the blanks choosing appropriate word/ words from those given i...

    Text Solution

    |

  13. Fill in the blanks choosing appropriate word/ words from those given i...

    Text Solution

    |

  14. Fill in the blanks choosing appropriate word/ words from those given i...

    Text Solution

    |

  15. Fill in the blanks choosing appropriate word/ words from those given i...

    Text Solution

    |

  16. Fill in the blanks choosing appropriate word/ words from those given i...

    Text Solution

    |

  17. Fill in the blanks choosing appropriate word/ words from those given i...

    Text Solution

    |

  18. Fill in the blanks choosing appropriate word/ words from those given i...

    Text Solution

    |

  19. Fill in the blanks choosing appropriate word/ words from those given i...

    Text Solution

    |

  20. Fill in the blanks choosing appropriate word/ words from those given i...

    Text Solution

    |

  21. Fill in the blanks choosing appropriate word/ words from those given i...

    Text Solution

    |