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Coordination Compounds Test - 18

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Coordination Compounds Test - 18
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Weekly Quiz Competition
  • Question 1
    1 / -0

    Which among the following is an ambidentate ligand?

    Solution

    ONO- and NO2-

  • Question 2
    1 / -0

    Which of the following represents chelating ligand?

    Solution

  • Question 3
    1 / -0

    The coordination number of Cr in  [Cr (NH3)3 (H2O)3]

    Solution

    Coordination number of the central ion is equal to no. of coordination bonds formed with surrounding ions.

  • Question 4
    1 / -0

    Which of the following complex will give white precipitate with barium chloride solution?

    Solution

    BaSO4 is precipitated when SO42- ion is present outside the coordination sphere.

  • Question 5
    1 / -0

    The IUPAC name [CoCl(NO2)(en)2]Cl is

    Solution

    Name of ligands name first in alphabetical order followed by anme of central ion.

  • Question 6
    1 / -0

    The effective atomic number of Fe in Fe(CO)5 is

    Solution

    26+2(5) = 36

  • Question 7
    1 / -0

    The oxidation state of Ag in tollen’s reagent is

    Solution

    oxidation state of Ag in tollen’s reagent is +1.

  • Question 8
    1 / -0

    Which is not true about a ligand?

    Solution

    Multidentate ligand always act as chelating Ligand

  • Question 9
    1 / -0

    In which of the following complexes, the nickel metal is in the highest oxidation state?

    Solution

    In A Ni has +4 oxidation state.

  • Question 10
    1 / -0

    KCl.MgCl2.6H2O is a

    Solution

    KCl.MgCl2.6H2O is double salt

  • Question 11
    1 / -0

    Which of the following can be termed as mixed complex?

    Solution

    In A one and more different types of ligands are present.

  • Question 12
    1 / -0

    Which of the following ligand gives chelate complexes?

    Solution

    Oxalate is a bidentate ligand.

  • Question 13
    1 / -0

    In the formation of complex entity, the central atom/ion acts as

    Solution

    Central Metal ion behave as a Lewis Acid while Ligand act as a lewis Base.

  • Question 14
    1 / -0

    Which of the following is a negative ligand?

    Solution

    C5H5−a negative ligand.

  • Question 15
    1 / -0

    The correct IUPAC name of  Mn3(C0)12 is

    Solution

    Ligands are named 1st followed by the name of central metal ion.

  • Question 16
    1 / -0

    Which is used in cancer therapy?

    Solution

    Cis Platin (cis – [Pt(NH3)2(Cl)2] is a anti cancer drug.

  • Question 17
    1 / -0

    The IUPAC name of AlCl3.4(EtOH) is

    Solution

    This is double salt so name is written in sequential manner.

  • Question 18
    1 / -0

    Sodium pentacyanonitrosylferrate(II) is also called?

    Solution

    Na2[Fe(CN)5NO] is Sodium nitroprusside.

  • Question 19
    1 / -0

    A complex involving dsp2 hybridization has

    Solution

    dsp2 is square planar geometry.

  • Question 20
    1 / -0

    In the complex Fe(CO)x, the value of x is

    Solution

    [Fe(CO)5]

  • Question 21
    1 / -0

    Which among the following has square pyramidal geometry?

    Solution

    Bis(acetylacetonato)oxovanadium(IV) has square pyramidal geometry.

  • Question 22
    1 / -0

    The hybridization of nickel in tetracarbonyl nickel is

    Solution

    [Ni(CO)4] has tetrahedral geometry so hybridisation is sp3

  • Question 23
    1 / -0

    According to Werner’s theory , the primary valences of the central atom

    Solution

    Primary valency is equal to no. of ligands attachted which are negatively charges.

  • Question 24
    1 / -0

    The EAN of Ni in [Ni(CN)4]2-- is

    Solution

    EAN = 28 (Z) – 2 (oxidation number) + 2*4 (CN) = 34

    Hence A

  • Question 25
    1 / -0

    In the complex PtCl4.3NH3 the number of ionisable chlorines is

    Solution

    The complex [PtCl3(NH3)3]Cl has only one ionisable chlorine

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