Home
Class 12
CHEMISTRY
Both calcination and roasting can be per...

Both calcination and roasting can be performed in

A

Reverberatory furnace

B

Blast furnace

C

Muffle furnace

D

Electric furnace

Text Solution

Verified by Experts

The correct Answer is:
A
Promotional Banner

Topper's Solved these Questions

  • PRINCIPLES OF METALLURGY

    AAKASH SERIES|Exercise OBJECTIVE EXERCISE-2|45 Videos

  • PRINCIPLES OF METALLURGY

    AAKASH SERIES|Exercise PRACTICE EXERCISE|84 Videos

  • PRINCIPLES OF METALLURGY

    AAKASH SERIES|Exercise SUBJECTIVE EXERCISE-4 ( VERY SHORT ANSWER QUESTIONS )|18 Videos

  • PRACTICAL CHEMISTRY

    AAKASH SERIES|Exercise PRACTICE SHEET-5 (Integer answer Type questions)|6 Videos

  • PROTEINS AND NUCLEIC ACIDS

    AAKASH SERIES|Exercise PRACTICE SHEET - 4|30 Videos

Similar Questions

Explore conceptually related problems

Assertion (A) : There are three doors to a room. The number of ways in which a student can enter the room and leave it by a different door is 6. Reason (R) : If an operation can be performed in m ways and another operation can be performed in n ways, then the two operations in succession can be performed in mn ways. The correct answer is

The conversion can be performed suitable by

Roasting is carried out in

Neglecting the stereochemistry, the conversion can be performed successfully with

Calcination is the process of heating the ore :

Statement 1: For extraction of copper, malachite is calcunited but chalcocite is roasted Statement 2: Both roasting and calisation conert all the ares into their oxides

What is roasting? Give an example.

The chemical reaction that involves roasting process is

Explain roasting and calcination.

AAKASH SERIES-PRINCIPLES OF METALLURGY-OBJECTIVE EXERCISE-1
  1. Cassiterite ore is used to extract

    Text Solution

    |

  2. The metal never found in free state is

    Text Solution

    |

  3. Both calcination and roasting can be performed in

    Text Solution

    |

  4. Copper pyrites ore is concentrated by

    Text Solution

    |

  5. Which one of the following is not a method of concentration of ore

    Text Solution

    |

  6. Most abundant element in the earth's crust by weight is

    Text Solution

    |

  7. The rocky and silicious matter associated with an ore is called

    Text Solution

    |

  8. The process of removing of lighter ganse particles by washing in a cur...

    Text Solution

    |

  9. In the froth flotation process for the purification of minerals the pa...

    Text Solution

    |

  10. Froth floatation process for the concentration of ores is an illustrat...

    Text Solution

    |

  11. Gravity separation process may be used for the concentration of

    Text Solution

    |

  12. Wolframite (FeWO(4)) is separated from cassiterite by

    Text Solution

    |

  13. In the extraction of gold ,alluival sand is conectrated by whic...

    Text Solution

    |

  14. Which one of the following is used as conditioner in froth flotation p...

    Text Solution

    |

  15. During extraction of a metal the ore is roasted if it is a

    Text Solution

    |

  16. A common metal that is used for the extraction of some metals from the...

    Text Solution

    |

  17. Extraction of metals from sulphide cres is done by

    Text Solution

    |

  18. To remove basic impurities from the ore the substance generally used i...

    Text Solution

    |

  19. During smelting an additional substance added to form a fusible pro...

    Text Solution

    |

  20. Calcination is the process of heating the ore :

    Text Solution

    |