Home
Class 12
CHEMISTRY
Calculate the oxidation number of cobalt...

Calculate the oxidation number of cobalt in the complex, `[Co(NH_(3))_(2)(NO_(2))Cl][Au(CN)_(2)]`.

Text Solution

Verified by Experts

`(x+2xx0-1-1)+(1-2)=0`, or `x=+3`
`therefore` The oxidation number of cobalt = `+3`
Promotional Banner

Topper's Solved these Questions

  • COORDINATION COMPOUNDS OR COMPLEX COMPOUNDS

    CHHAYA PUBLICATION|Exercise QUESTION-ANSWER ZONE FOR BOARD EXAMINATION (SHORT ANSWER TYPE )|24 Videos

  • COORDINATION COMPOUNDS OR COMPLEX COMPOUNDS

    CHHAYA PUBLICATION|Exercise SOLVED WBCHSE SCANNER (2015)|2 Videos

  • COORDINATION COMPOUNDS OR COMPLEX COMPOUNDS

    CHHAYA PUBLICATION|Exercise WARM UP EXERCISE|66 Videos

  • CHEMISTRY IN EVERYDAY LIFE

    CHHAYA PUBLICATION|Exercise PRACTICE SET 15|15 Videos

  • D - AND F - BLOCK ELEMENTS

    CHHAYA PUBLICATION|Exercise PRACTICE SET 8 (Answer the following questions)|10 Videos

Similar Questions

Explore conceptually related problems

The oxidation number of cobalt in K[Co(CO)_(4)] is -

Calculate the oxidation state of the central metal of the complex [Ni(CN)_4]^(2-)

Indicate the oxidation numbers of two N atoms of NH_(4) NO_(3) .

The sum of coordination number and oxidation number of the metal M in the complex [M(en)_(2)(C_(2)O_(4))]Cl is -

What type of isomerism is shown by the complex Co(NH_(3))_(5)(SCN)^(2+) ?

What is the oxidation number of the central metal in [Cr(NH_(3))_(4)(NO_(2))Cl] (atomic no. of Cr = 24 ) -

Write IUPAC name of the following complex : [Co(NH_(3))_(5)(CO_3)]Cl.

What type of isomerism is shwon by the complex [Co(NH_(3))_(6)][Cr(CN)_(6)] ?

What type of isomerism is exhibited by the complex [Co(NH_(3))_(5)Cl]SO_(4) ?

CHHAYA PUBLICATION-COORDINATION COMPOUNDS OR COMPLEX COMPOUNDS-QUESTION-ANSWER ZONE FOR BOARD EXAMINATION (VERY SHORT ANSWER TYPE )
  1. Name the isomer(s) of [Pt(SCN)(NH(3))(3)] SCN.

    Text Solution

    |

  2. Write the IUPAC name for the coordination isomer of [Cr(NH(3))(6)][Co(...

    Text Solution

    |

  3. Calculate the oxidation number of cobalt in the complex, [Co(NH(3))(2)...

    Text Solution

    |

  4. Which of the following cannot act as a ligand? NH(3),CH(4),CO, H(2)O

    Text Solution

    |

  5. Write the metals present in the following compounds : (1) Chlorophyl...

    Text Solution

    |

  6. Write the metals present in the following compounds : (2) cis- plati...

    Text Solution

    |

  7. Write the metals present in the following compounds : (3) Haemoglobi...

    Text Solution

    |

  8. Write the metals present in the following compounds : (4) Vit. B(12)...

    Text Solution

    |

  9. What is the coordination number of the metal ion in an octahedral comp...

    Text Solution

    |

  10. Is the complex formation an exothermic or an endothermic process? Give...

    Text Solution

    |

  11. How does tempertaure affect the stability of coordination compounds?

    Text Solution

    |

  12. Mention any two important conditions that help in the formation of a m...

    Text Solution

    |

  13. Give the name and structure of an unsymmetrical bidentate ligand.

    Text Solution

    |

  14. Give the structures of the geometrical isomers of [Pt(gly)(2)].

    Text Solution

    |

  15. Write the balanced chemical equation for the reaction between Ni^(2+) ...

    Text Solution

    |

  16. Name the solution used to wash photographic films. Give chemical react...

    Text Solution

    |

  17. What do you mean by ligancy?

    Text Solution

    |

  18. In the inner orbital complex ion, [Ni(CN(4))]^(2-), give: (1) the ty...

    Text Solution

    |

  19. What do you mean by crystal field splitting energy in tetrahedral and ...

    Text Solution

    |

  20. [NiCl(4)]^(2-) is an outer orbital complex. Give: (1) the type of hy...

    Text Solution

    |