Home
Class 12
PHYSICS
Extraction of zinc from zinc blende is a...

Extraction of zinc from zinc blende is achieved by:

A

roasting followed by reduction with more electropositive metal.

B

roasting followed by self reduction

C

calcination followed by carbon reduction.

D

roasting followed by carbon reduction.

Text Solution

Verified by Experts

The correct Answer is:
4
`2ZnS+3O_(2)overset("Roasting ")rarr 2ZnO+2SO_(2)`
`ZnO+C overset("Reduction")rarr Zn+CO`
Promotional Banner

Topper's Solved these Questions

  • TEST PAPERS

    RESONANCE|Exercise FST test -2|30 Videos

  • SIMPLE HARMONIC MOTION

    RESONANCE|Exercise Advanced Level Problems|13 Videos

  • TEST SERIES

    RESONANCE|Exercise PHYSICS|127 Videos

Similar Questions

Explore conceptually related problems

Extraction of zince from zinc blende is achieved by

Extraction of zinc from zinc blende is achived by:

Extraction for zinc from zinc blende is achieved by :

Extraction of iron from zine blende is achieved by

RESONANCE-TEST PAPERS-FST-3
  1. x gram of urea and y gram of glucose produce a freezing point depressi...

    Text Solution

    |

  2. Match the extraction processes listed in column -I with metals listed ...

    Text Solution

    |

  3. Extraction of zinc from zinc blende is achieved by:

    Text Solution

    |

  4. Which of the following sets of complexes is// are correct with respect...

    Text Solution

    |

  5. When MnO(2) fused with KOH, a coloured compound is formed . The produc...

    Text Solution

    |

  6. An aqueous blue coloured solution of a transition metal sulphate react...

    Text Solution

    |

  7. Among the following statements, the incorrect one is :

    Text Solution

    |

  8. Depression in f.p. of an aqueous urea solutio is 1.86^(@) .(K(f)=1.86^...

    Text Solution

    |

  9. For the cell Pt|H(2)(g)|"solution"X||KCl("saturated")|Hg(2)Cl(2)|Hg|Pt...

    Text Solution

    |

  10. An exothermic chemical reaction proceeds by two stages. Reactants over...

    Text Solution

    |

  11. A metal X on heating in nitrogen gas gives Y,Y on treatment with H(2)O...

    Text Solution

    |

  12. In FCC lattice of NaCl structure, if the diameter of Na^(+) is x, and ...

    Text Solution

    |

  13. Select the incorrect option :

    Text Solution

    |

  14. A racemic mixture of 2- Chloropropanoic acid is treated with excess of...

    Text Solution

    |

  15. Which of the following compound is most reactive in the nucleophilic a...

    Text Solution

    |

  16. What is the ends product of following sequence of reaction

    Text Solution

    |

  17. Which of the following polymer matched with all the given characterist...

    Text Solution

    |

  18. Which of the following pair forms the same osazone with pheny hydrazin...

    Text Solution

    |

  19. Which statement is incorrect.

    Text Solution

    |

  20. The following reaction is known as : Carbonyl compound underset(50%"...

    Text Solution

    |