Home
Class 12
CHEMISTRY
What is the role of silica in the extrac...

What is the role of silica in the extraction of copper?

Text Solution

Verified by Experts

To remove impurities (FeO) by forming a slag./Acts as a flux.
Promotional Banner

Topper's Solved these Questions

  • PRACTICE - PAPER

    CBSE COMPLEMENTARY MATERIAL|Exercise Section : D|4 Videos

  • PRACTICE PAPER 3

    CBSE COMPLEMENTARY MATERIAL|Exercise Section C|34 Videos

Similar Questions

Explore conceptually related problems

(i) Indicate the principle behind the method for the refining of nickel. (ii) What is the role of dilute NaCN in the extraction of gold ? (iii) What is copper matte ?

What is the role of zinc metal in the extraction of silver?

CBSE COMPLEMENTARY MATERIAL-PRACTICE PAPER 1-Questions
  1. How does chemisorption vary with temperature.

    Text Solution

    |

  2. Write the role of ‘CO’ in the purification of nickel.

    Text Solution

    |

  3. What is the role of silica in the extraction of copper?

    Text Solution

    |

  4. What type of metals are generally extracted by electrolytic method?

    Text Solution

    |

  5. (b) Why do transition metals form alloy ?

    Text Solution

    |

  6. Give reasons for the following: Mn(2)O(3) is basic whereas Mn(2)O(7)...

    Text Solution

    |

  7. Give reasons for the following: Eu^(2+) is a strong reducing agent.

    Text Solution

    |

  8. Write the structure of monomers used for getting the following polymer...

    Text Solution

    |

  9. Write the structure of monomers used for getting the following polymer...

    Text Solution

    |

  10. Write the structure of monomers used for getting the following polymer...

    Text Solution

    |

  11. Is [-CH(2)-overset(CH(3))overset(|)(CH)-](n) a homopolymer or copolyme...

    Text Solution

    |

  12. Write the monomers of the following polymer:

    Text Solution

    |

  13. What is the function of S in the vulcanization of rubber?

    Text Solution

    |

  14. Why is bithional added to soap ?

    Text Solution

    |

  15. Between sodiumhydrogen carbonate and magnesium hydroxide , which i...

    Text Solution

    |

  16. Why are detergents non - biodegradable while soap are biodegradable ?

    Text Solution

    |

  17. Define terms with a suitable example : Antibiotics

    Text Solution

    |

  18. Artificial sweeteners.

    Text Solution

    |

  19. Define terms with a suitable example : Analgesics

    Text Solution

    |

  20. Write the structures of main products when benzene diazonium chloride ...

    Text Solution

    |