Home
Class 12
CHEMISTRY
From the following flowsheet for the ext...

From the following flowsheet for the extraction of pure metal, answer the given questions.

(i) Step `A` is :

A

Roasting

B

Smelting

C

Calcination

D

Bessemerisaion

Text Solution

Verified by Experts

The correct Answer is:
A
Promotional Banner

Topper's Solved these Questions

  • GENERAL PRINCIPLES AND PROCESS OF ISOLATION OF ELEMENTS

    CENGAGE CHEMISTRY ENGLISH|Exercise Exs 1.1 (Subjective)|25 Videos

  • GENERAL PRINCIPLES AND PROCESS OF ISOLATION OF ELEMENTS

    CENGAGE CHEMISTRY ENGLISH|Exercise Exs 1.1 (Objective)|14 Videos

  • GENERAL PRINCIPLES AND PROCESS OF ISOLATION OF ELEMENTS

    CENGAGE CHEMISTRY ENGLISH|Exercise Archives (Subjective)|14 Videos

  • ELECTROCHEMISTRY

    CENGAGE CHEMISTRY ENGLISH|Exercise Archieves Subjective|35 Videos

  • GRIGNARD REAGENTS AND ORGANOMETALLIC REAGENTS

    CENGAGE CHEMISTRY ENGLISH|Exercise Exercises Archives (Linked Comprehension)|1 Videos

Similar Questions

Explore conceptually related problems

From the following flowsheet for the extraction of pure metal, answer the given questions. (ii) Step B (reduction) can be carried out ny using :

From the following flowsheet for the extraction of pure metal, answer the given questions. (iv) Some of the following metals are obtained by electrolysis of their fused salts : Al, Na, Cu, Ag, Mg, Ca . These metals are :

From the following flowsheet for the extraction of pure metal, answer the given questions. (iii) Impure Cu metal is also obtained :

From the following flowsheet for the extraction of pure metal, answer the given questions. (v) Reduction of oxides to elements with carbon generally takes place at high temperature, hence Al is used in aluminothermite process. It is because :

From the following flowsheet for the extraction of pure metal, answer the given questions. (vi) following reaction is not involved intermite process :

The extraction of metals from sulphide ore involves

The extraction of metal from sulfide ore is done by

List three main steps in the extraction of a metal from its ores.

CENGAGE CHEMISTRY ENGLISH-GENERAL PRINCIPLES AND PROCESS OF ISOLATION OF ELEMENTS-Solved Example
  1. Give reason : Reduction of Cr(2) O(3) with Al is thermodynamically fea...

    Text Solution

    |

  2. Cinnabar (HgS) and galena (PbS) on roasting often give their respectiv...

    Text Solution

    |

  3. From the following flowsheet for the extraction of pure metal, answer ...

    Text Solution

    |

  4. From the following flowsheet for the extraction of pure metal, answer ...

    Text Solution

    |

  5. From the following flowsheet for the extraction of pure metal, answer ...

    Text Solution

    |

  6. From the following flowsheet for the extraction of pure metal, answer ...

    Text Solution

    |

  7. From the following flowsheet for the extraction of pure metal, answer ...

    Text Solution

    |

  8. From the following flowsheet for the extraction of pure metal, answer ...

    Text Solution

    |

  9. The Ellingham diagram for a number of metallic sulphides is reproduced...

    Text Solution

    |

  10. The Ellingham diagram for a number of metallic sulphides is reproduced...

    Text Solution

    |

  11. The Ellingham diagram for a number of metallic sulphides is reproduced...

    Text Solution

    |

  12. Questions given below are based on the given diagram for extractive me...

    Text Solution

    |

  13. Free enegry , G = H - TS, is state function that indicates whther a re...

    Text Solution

    |

  14. Questions given below are based on the given diagram for extractive me...

    Text Solution

    |

  15. Questions given below are based on the given diagram for extractive me...

    Text Solution

    |

  16. Questions given below are based on the given diagram for extractive me...

    Text Solution

    |

  17. At high temperature, carbon reacts with water to produce a mixture of ...

    Text Solution

    |

  18. A overset("Calcination")rarr CaO + MgO + underset("Colourless gas")((B...

    Text Solution

    |

  19. A overset("Calcination")rarr CaO + MgO + underset("Colourless gas")((B...

    Text Solution

    |

  20. A overset("Calcination")rarr CaO + MgO + underset("Colourless gas")((B...

    Text Solution

    |