Home
Class 12
CHEMISTRY
In the reaction of gold with aquaregia, ...

In the reaction of gold with aquaregia, oxidation state of Nitrogen changes from

A

`+6` to `+4`

B

`+4` to `+2`

C

`+3` to `+1`

D

`+5` to `+2`

Text Solution

Verified by Experts

The correct Answer is:
D
`Au+4H+overset(+5)(N)O_(3)^(-)+4Cl^(-)to[AuCl_(4)]^(-)+overset(+2)(N)O+2H_(2)O`
Promotional Banner

Topper's Solved these Questions

  • K-CET-CHEMISTRY-2017

    SUNSTAR PUBLICATION|Exercise MULTIPLE CHOICE QUESTION|60 Videos

  • SUPPLEMENTARY EXAM QUESTION PAPER JULY - 2018

    SUNSTAR PUBLICATION|Exercise PART - D|28 Videos

Similar Questions

Explore conceptually related problems

In the hydrogenation of the following reaction the state of carbon changes from : C_(2)H_(2)toC_(2)H_(4)toC_(2)H_(6)

Oxidation state of chromium in

Oxidation state of copper is +1 in

The oxidation state of N in NH_(3) is

The oxidation state of alkali metals is

SUNSTAR PUBLICATION-K-CET-CHEMISTRY-2019-Question
  1. Which of the following statement is correct?

    Text Solution

    |

  2. 0.1 mole of XeF(6) is treated with 1.8 g of water.The product obtained...

    Text Solution

    |

  3. In the reaction of gold with aquaregia, oxidation state of Nitrogen ch...

    Text Solution

    |

  4. The vitamin that helps to clotting of blood is

    Text Solution

    |

  5. The polymer containing five methylene groups in its repeating unit is

    Text Solution

    |

  6. Cis-1,4- polysoprene is called

    Text Solution

    |

  7. Which cleansing agent gets precipitated in hard water?

    Text Solution

    |

  8. Anti-histamine among the following is

    Text Solution

    |

  9. The elements in which electrons are progressively filled in 4f orbital...

    Text Solution

    |

  10. Incorrect statement with reference to Ce (Z=58)

    Text Solution

    |

  11. A mixture of NaCl and K(2)Cr(2)O(7) is heated with conc. H(2)SO(4) ,de...

    Text Solution

    |

  12. Which of the following statement is wrong?

    Text Solution

    |

  13. Which among the following is the strongest ligard?

    Text Solution

    |

  14. Which of the following is a network crystalline solid?

    Text Solution

    |

  15. The number of atoms in 2.4 g of body centred cubic crystal with length...

    Text Solution

    |

  16. I mol of NaCl is doped with 10^(-5) mole of SrCl(2) .The number of cat...

    Text Solution

    |

  17. A non -volatile solute.'A' tetramerises in water to the extent of 80% ...

    Text Solution

    |

  18. Solution 'A' contains acetone dissolved in chloroform and solution B' ...

    Text Solution

    |

  19. The mass of AgCl precipitated when a solution containing 11.70 g of Na...

    Text Solution

    |

  20. Two particle A and B are in motion. If the wavelength associated with ...

    Text Solution

    |