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Coordination compounds -TERMS

Quiz by MINI AUGUSTIN

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7 questions
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  • Q1

    Ammonia acts as a very good ligand but ammonium ion does not form complexes because

    NH3 undergoes sp3 hybridisatiort while NH+4 undergoes sp3 d hybndisation

    NH+4 ion has one unpaired electron while NH3 has two unpaired electrons

     NH4 + ion does not have any lone pair of electrons

    NH3 isa gas while NH4+ is in liquid form.

    30s
  • Q2

    The oxidation state of nickel in |(Ni(CO4)| is

    4

    Zero

    1

    3

    30s
  • Q3

    K2[Fe(CN)6] is a/an

    double salt

     complex salt

    base

    acid

    30s
  • Q4

    Primary and secondary valency of Pt in [Pt(en)2Cl2] are

    6, 4

    4, 6

    4, 4

     2, 6

    30s
  • Q5

    Mohr’s salt is

    Fe2(SO4) 3 . (NH4)2SO. 6H2O

    FeSO4 . 7H2O

    MgSO4 . 7H2O

    FeSO4 . (NH4)2 . SO4 . 6H2O

    30s
  • Q6

    The co-ordination number of cobalt in the complex [Co(en)2Br2]Cl2 is

    6

    1

    5

    4

    30s
  • Q7

    Which of the following ligands form a chelate?

    Oxalate

    Acetate

    bromide

    cyanide

    30s

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