Home
Class 12
CHEMISTRY
Suggest a purification method for obtain...

Suggest a purification method for obtaining highly pure silicon used as semiconductor material from the following:

A

Zone refining method

B

Oxidation method

C

Electrochemical refining method

D

Reduction method

Text Solution

Verified by Experts

The correct Answer is:
A
Zone refining method
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

Starting from carbon dioxide how would you obtain A highly poisonous gas

The impurity atoms with which pure silicon should be doped to make a p- type semiconductor are those of

NaCN used in the froth floatation method for the purification of ore is

Name the method used for obtaining ammonia on a large scale .

Assertion: Zone refining method is used to produce pure metals which are used as semiconductors. Reason: Semiconductors are used in highly pure form.

What type of semiconductor results when highly purified silicon is doped with arsenic?

What is the importance of ultra pure silicon ? How it is Obtained

Assertion: The number of electrons in a p -type silicon semiconductor is less than the number of electrons ina pure silicon semiconductor at room temperature. Reason: It is due to law of mass action.

(a) Name the method of refining which is (i) used to obtain semiconductor of high purity (ii) used to obtain low boiling metal. (b) Write chemical reactions taking place in the extraction of copper from Cu_(2)S .

How are metals used as semiconductor refined? What is the principle of the method used?

ICSE-GENERAL PRINCIPLES AND PROCESSES OF ISOLATION OF ELEMENTS -EXERCISE (PART-I ( OBJECTIVE QUESTIONS )) (Fill in the blanks)
  1. Suggest a purification method for obtaining highly pure silicon used a...

    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

    |