Home
Class 10
CHEMISTRY
The process of converting sulphite ores ...

The process of converting sulphite ores into oxides by heating strongly in excess of air is called calcination. True/False

Text Solution

Verified by Experts

The correct Answer is:
Fasle.
The process of voerting sulphide ores into oxides by heating strongl in air is called roasting
Promotional Banner

Topper's Solved these Questions

  • METALLURGY

    CHETAN PUBLICATION|Exercise (A) 6. NAME OF THE FOLLOWING :|14 Videos

  • METALLURGY

    CHETAN PUBLICATION|Exercise 1. (B) CHOOSE AND WRITE THE CORRECT OPTIONS|18 Videos

  • METALLURGY

    CHETAN PUBLICATION|Exercise (A) 1. MATCH THE COLUMNS :|3 Videos

  • CHEMICAL REACTIONS AND EQUATIONS

    CHETAN PUBLICATION|Exercise ASSIGNMENT-3|18 Videos

  • PERIODIC CLASSIFICATION OF ELEMENTS

    CHETAN PUBLICATION|Exercise ASSIGNMENT -2|5 Videos

Similar Questions

Explore conceptually related problems

The process of converting a liquid into a solid called______.

The process of converting a substance from gas to solid is called______.

The process of converting hydrated alumina to anhydrous alumina is called

The process of converting a substance from solid to gas is called condensation.

Roasting is the process in which the ore is heated in the presence of excess air.

The oxidation of sodium sulphite by air is retarded by

CHETAN PUBLICATION-METALLURGY-(A) 5. STATE WHETHER THE FOLLOWING STATEMENTS ARE TREU OR FALSE, CORRECT THE FALSE STATEMENT.
  1. In the process of Kalhaee' a metal is coated with Zinc to prevent it c...

    Text Solution

    |

  2. Nitric acid is a stronge oxidizing agent.

    Text Solution

    |

  3. How alkali metals react with water? Give an equation?

    Text Solution

    |

  4. Why d- block elements are known as transition element ?

    Text Solution

    |

  5. Generally the ionic compounds have high melting points.

    Text Solution

    |

  6. In the process of Kalhaee' a metal is coated with Zinc to prevent it c...

    Text Solution

    |

  7. True or False Non-metals are good conductors of heat and electricity.

    Text Solution

    |

  8. Comb rubbed with hair electrons from the hair and become negatinvely ...

    Text Solution

    |

  9. The most reactive metal.

    Text Solution

    |

  10. Non-metals combine with oxygen to form basic oxides.

    Text Solution

    |

  11. A mineral from which metal can be profitably extracted is called ……………

    Text Solution

    |

  12. A magnetic needle is kept in a non-uniform magnetic field. It experien...

    Text Solution

    |

  13. The process of separating gangue from the ores is called concentrati...

    Text Solution

    |

  14. The process used for heating of carbonate ores.

    Text Solution

    |

  15. The reactivity of metals increase down to reactivity series.

    Text Solution

    |

  16. Electronic configuration of Aluminium is 2,8,2.

    Text Solution

    |

  17. Substance used to decrease the melting point of alumina in Halls proce...

    Text Solution

    |

  18. Electrolysis is the method used to obtain pure metals from impure meta...

    Text Solution

    |

  19. The process of converting sulphite ores into oxides by heating strongl...

    Text Solution

    |

  20. Iodine is a lustrous metal. True/False

    Text Solution

    |