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A coordination compound of cobalt has th...

A coordination compound of cobalt has the molecular, formula containing five ammonia molecules, one nitro group and two chlorine atoms for onew cobalt atom. One mole of this compounds three ions in an aqueous solution. On reacting this solution with excess of `AgNO_(3)` solution, we get two moles of AgCI precipitate. The ionic formula for this complex would be

A

`[Co(NH_(3))_(4)ClNO_(2)][NH_(3)Cl]`

B

`[Co(NH_(3))Cl][ClNO_(2)]`

C

`[Co(NH_(3))_(5)NO_(2)]Cl_(2)`

D

`[Co(NH_(3))_(5)](NO_(2))_(2)Cl_(2)]`

Text Solution

Verified by Experts

The correct Answer is:
C
`[Co(NH_3)_5(NO)_2)]Cl_2ltimplies[Co(NH_3)_5(NO_2)]^(+)+ 2Cl^(-)`
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Knowledge Check

  • A coordination compound of cobalt has the molecular formula cotaining five ammonia molecules, one intro group and two chlorine atoms for one cobalt atom. One mole of this compound produces three moles of ions in an aqueous solution. The aqueous solution on treatment with an excess of AgNO_(3) gives two moles of AgCl as a precipitate. The formula of this complex would be

    A
    `[CO(NH_(3))_(4)(NO_(2))Cl][(NH_(3))_(4)Cl]`
    B
    `[Co(NH_(3))_(5)Cl][ClNO_(2)]`
    C
    `[Co(NH_(3))_(5)(NO_(2))]Cl_(2)`
    D
    `[Co(NH_(3))_(5)][(NO)_(2))_(2)Cl_(2)]`

  • A co-ordination complex, compound of cobalt has the molecular formulae containing five ammonia molecules, one nitro group and two chloride atoms for one cobalt atom. One mole of this compound produces three mole ions in an aqueous solution on reacting with excess of AgNO_3 , AgCl precipitate. The ionic formula for this complex would be:

    A
    (a) `[Co(NH_3)_5(NO_2)Cl_2`
    B
    (b) `[Co(NH_3)_5Cl][Cl(NO_2)]`
    C
    (c) `[Co(NH_3)_4(No_2)Cl][(NH_3)Cl]`
    D
    (d) `[CO(NH_3)_5][(NO_2)_2Cl_2]`

  • A coordination compound of cobalt has the molecular formula containing five ammonia molecules, one nitro group and two chlorine atoms for one cobalt atom. One mole of this compound produces three moles of ions in an aqueous solution.The aqueous solution on treatment with an excess of AgNO_(3) gives two equivalents of AgCl as a precipitate. The formula of this complex would be :

    A
    `[Co(NH_(3))_(4)(NO_(2))Cl][(NH_(3))Cl]`
    B
    `[Co(NH_(3))_(5)Cl][ClNO_(2)]`
    C
    `[Co(NH_(3))_(5)(NO_(2))]Cl_(2)`
    D
    `[Co(NH_(3))_(5)][(NO_(2))_(2)Cl_(2)]`
    • DINESH PUBLICATION-CO-ORDINATION COMPOUNDS -Select the correct answers
    1. A coordination compound of cobalt has the molecular, formula containin...

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    2. [Co(NH(3))(5)SO(4)]Br and [Co(NH(3))(5)Br]SO(4) shown isomerism .

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    3. Which one of the following complexes will have four isomers?

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    4. The correct structure of Fe (CO)(5) is ?

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    5. Which of the following has magnesim?

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    6. Which of the following shall form an octahedral complex ?

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    7. K(4)[Fe(CN)(6)] is a

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    8. The oxidation of Cr in the complex [Cr(H(2)O)(4)Cl(2)]^(+) is

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    9. Which of the following is expected to be a paramagnetic complex?

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    10. IUPAC name of Na(3)[Co(NO(2))(6)] is

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    11. Generally, a group of atoms can function as a ligand if

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    12. According to the postulates of Werner for cooedination compounds

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    13. Which of the following will give maximum number of isomer ?

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    14. [Ti(H(2)O)(6)]^(3+) is paramagnetic in nature due to

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    15. According to IUPAC nomenclature sodium nitroprusside is named as

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    16. Which one of the following forms with an excess of CN^(-) (Cyanide) a ...

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    17. Which of the following is not considered as an organometallic compound...

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    18. When each of the following complex salts is treated with excess of AgN...

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    19. Which one of the following is an inner orbital complex as well as diam...

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    20. The diamagnetic species is

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