Coordination Chemistry Book Back Questions

12th Standard EM

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Chemistry

Time : 00:45:00 Hrs
Total Marks : 30
    5 x 1 = 5
  1. The sum of primary valance and secondary valance of the metal M in the complex [M(en)2(Ox)]Cl isL

    (a)

    3

    (b)

    6

    (c)

    -3

    (d)

    9

  2. IUPAC name of the complex K3[Al(C2O4)3] is 

    (a)

    potassiumtrioxalatoaluminium(III)

    (b)

    tassiumtrioxalatoaluminate(II)

    (c)

    potassiumtrisoxalatoaluminate(III)

    (d)

    potassiumtrioxalatoaluminate(III)

  3. Crystal field stabilization energy for high spin d5 octahedral complex is

    (a)

    -0.6\(\triangle\)

    (b)

    0

    (c)

    2(P-\({ \Delta }_{ 0 }\))

    (d)

    2(P+\({ \Delta }_{ 0 }\))

  4. Which type of isomerism is exhibited by [Pt(NH3)2Cl2]?

    (a)

    Coordination isomerism

    (b)

    Linkage isomerism

    (c)

    Optical isomerism

    (d)

    Geometrical isomerism

  5. How many geometrical isomers are possible for<<EVA035.eps>>?

    (a)

    3

    (b)

    4

    (c)

    0

    (d)

    15

  6. 3 x 2 = 6
  7. Write the IUPAC names for the following complexes
    i) Na2[Ni(EDTA)]
    II) [Ag(CN)2)
    iii) [Co9en)3]2(SO4)3
    iv)[Co(ONO)(NH3)5]2+
    v)[Pt(NH3)2Cl(NO2)]

  8. Write the formula for the following coordination compounds.
    a) potassiumhexacyanidoferrate(II)
    b) petacarbonyliron(0)
    c) pentaamminenitrito −k−N-cobalt(III)ion
    d) hexaamminecobalt(III)sulphate
    e) sodiumtetrafluoridodihydroxidochromate(III)

  9. Give an example of coordination compound used in medicine and two examples of biologically important coordination compounds

  10. 3 x 3 = 9
  11. What is linkage isomerism? Explain with an example

  12. Give the difference between double salts and coordination compounds.

  13. Why tetrahedral complexes do not exhibit geometrical isomerism

  14. 2 x 5 = 10
  15. What is the coordination entity formed when excess of liquid ammonia is added to an aqueous solution copper sulphate?

  16. Write the oxidation state, coordination number , nature of ligand, magnetic property and electronic configuration in octahedral crystal field for the complex K4[Mn(CN)6]

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