Home
Class 12
CHEMISTRY
State the role of NaCH for the extractio...

State the role of NaCH for the extraction of Gold. Name a metal which is purified by mond process.

Promotional Banner

Topper's Solved these Questions

Similar Questions

Explore conceptually related problems

What is zone refining? Name two metal which is purified by this process.

Name two metals which are purified by liquation.

Name two metals which are purified by chromatography.

Name the gas used for the separation of Ni from impurities by Mond process ?

What is the role played by flux during extraction of a metal?

What is liquation? Name one metal which is purified by it. What is Alnico?

Name a metal which is extracted from its oxie by carbon reduction process.

State whether True or False: For extraction of metal from its ore, a process of oxidation is taken help of.

Name a metal which does not react with alkalis.

Name two metals which can replace hydrogen from acid.

UNITED BOOK HOUSE-SET-5-EXERCISE
  1. What is crystal defects? Why ZnO when heated becomes yellow?

    Text Solution

    |

  2. Calculate the density of chromium if the side length of the unit cell ...

    Text Solution

    |

  3. Find the molecular weight of a solute when 1.2 gm of the solute is dis...

    Text Solution

    |

  4. Why the freezing point of pure solvent is more than that of solution. ...

    Text Solution

    |

  5. Estabilish the relatin between specific conductance and molar conducta...

    Text Solution

    |

  6. Write the Nernest equation for EMF of a galvanic cell reduced the eqn ...

    Text Solution

    |

  7. State the role of NaCH for the extraction of Gold. Name a metal which ...

    Text Solution

    |

  8. How can you synthesis form benzene diazonium chloride.

    Text Solution

    |

  9. Write Hunsdiecker reaction for the formation of Bromobenzene.

    Text Solution

    |

  10. Why a little quantity of ethanol is mixed with chloroform? What is for...

    Text Solution

    |

  11. How would you distinguish chemically isoproply alcohol from tertiary b...

    Text Solution

    |

  12. How would you identify the presence of peroxide in ether? What is spir...

    Text Solution

    |

  13. Convert the following: What is deamination?

    Text Solution

    |

  14. Why Cu^+ ion turns Cu^(2+) in aqueous solution. Which reaction metal i...

    Text Solution

    |

  15. What is cellulose? Is cellulose human consumable?

    Text Solution

    |

  16. Define order of a reaction? Give example of fractional order reac-tion...

    Text Solution

    |

  17. What is pseudo first order reaction? Give example. How would you deter...

    Text Solution

    |

  18. Why NH3 is more basic than BiH3 . Arrange with explanation the acidic ...

    Text Solution

    |

  19. What is the structure of XeF6 ? Why XeF6 can't stored in glass contai...

    Text Solution

    |

  20. Find A, B, C, D. Give example of Cross. Cannizaro reaction: What i...

    Text Solution

    |