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A group of atoms can function as a ligan...

A group of atoms can function as a ligand only when?

A

it is a small molecule

B

it has an unshared electron pair

C

it is negatively charged ion

D

it is a positively charged ion.

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Knowledge Check

  • Which can act only as oxidising agent ?

    A
    Oxygen
    B
    Fluorine
    C
    Iodine
    D
    `H_2O_2`

  • The number of atom is an mole gas can be given by :

    A
    `n xx "Av.no" xx "atomicity"`
    B
    `(n xx Av.no)/"Atomicity"``
    C
    `(Av.no xx "Atomicity")/n`
    D
    None of these

  • Which of the following is not functionally analogous with other in the group ?

    A
    Antheridium
    B
    Archegonium
    C
    Oogonium
    D
    Ovule
    • SHARAM PUBLICATION-CO -ORDINATION COMPOUNDS-EXERCISE
    1. A group of atoms can function as a ligand only when?

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    2. The oxidation state of Fe in the brown ring complex [Fe (H2O)5 NO] SO4...

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    3. How many EDTA molecules are required to make an octahedral complex wit...

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    4. Which one of the following complex ions has geometrical isomers ?

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    5. The ionisation isomer of [ Cr (H2O)4 Cl (NO2)] Cl is

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    6. The number of water molecules directly bonded to the metal centre in C...

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    7. The complex formed in the ring test of qualitative analysis for NO3^(-...

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    8. Which of the following complex is outer orbital complex ?

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    9. Among the properties (a) reducing (b) oxidising (c) complexing, the s...

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    10. Number of unpaired electrons in [CoF6]^3- is

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    11. The formula of sodium nitroprusside is:

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    12. What is the magnetic momentum of K3[Fe F6] ?

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    13. Which of the following has magnesium ?

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    14. Ammonia forms complex [Cu (NH3)4 ] ^2+ with copper ion in alkaline so...

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    15. One mole of complex compound Co (NH3)5 Cl3 gives 3 moles of ions on di...

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    16. The existence of two different coloured complexes of [Co( NH3)4 Cl2]^+...

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    17. Considering water as a weak ligand , the number of unpaired electrons ...

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    18. Which of the following forms with excess of CN^(-) ions a complex havi...

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    19. The co - ordination number of the central metal ion in a complex is de...

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    20. The IUPAC name of the co - ordination compound K3 [ Fe(CN)6 ] is

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