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Coordination Compounds

Each subtopic includes About section, revision page link, 10 preview questions, and practice CTAs.

Werner's Theory of Coordination Compounds

Subtopic

Werner's Theory of Coordination Compounds under Coordination Compounds for Grade 12 CBSE.

About Topic & Revision

Preview questions (no answers)

  1. 1.

    Which of these is a correct postulate of Werner's theory regarding secondary valencies?

    A.

    They are always double the primary valencies

    B.

    They are directed toward fixed positions in space

    C.

    They are satisfied by protons

    D.

    They change when the compound is dissolved in water

  2. 2.

    How many moles of AgClAgCl will be precipitated when 0.1 mole of [Co(NH3)5Cl]Cl2[Co(NH_3)_5Cl]Cl_2 reacts with excess AgNO3AgNO_3?

    A.

    0.1 mole

    B.

    0.2 mole

    C.

    0.3 mole

    D.

    0.0 mole

  3. 3.

    In Werner's theory, the term used to describe the spatial arrangement of the secondary valencies around the central metal is:

    A.

    Coordination Polyhedron

    B.

    Primary Geometry

    C.

    Ionization Sphere

    D.

    Valence Shell

Download the worksheet for Coordination Compounds - Werner's Theory of Coordination Compounds to practice offline. It includes additional chapter-level practice questions.

Definitions of Some Important Terms

Subtopic

Definitions of Some Important Terms under Coordination Compounds for Grade 12 CBSE.

About Topic & Revision

Preview questions (no answers)

  1. 1.

    Which coordination polyhedron corresponds to a central atom surrounded by four ligands at the corners of a square?

    A.

    Tetrahedral

    B.

    Square planar

    C.

    Octahedral

    D.

    Trigonal bipyramidal

  2. 2.

    In the coordination entity [Ni(CN)4]2−[Ni(CN)_4]^{2-}, the central metal ion is:

    A.

    CN−CN^-

    B.

    Ni2+Ni^{2+}

    C.

    Ni0Ni^{0}

    D.

    Ni4+Ni^{4+}

  3. 3.

    A ligand that can bind through two donor atoms simultaneously to form a ring structure is a:

    A.

    Unidentate ligand

    B.

    Chelating ligand

    C.

    Ambidentate ligand

    D.

    Monodentate ligand

Download the worksheet for Coordination Compounds - Definitions of Some Important Terms to practice offline. It includes additional chapter-level practice questions.

Nomenclature of Coordination Compounds

Subtopic

Nomenclature of Coordination Compounds under Coordination Compounds for Grade 12 CBSE.

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Preview questions (no answers)

  1. 1.

    The correct IUPAC name for K[PtCl3(C2H4)]K[PtCl_3(C_2H_4)] is:

    A.

    Potassium trichlorido(ethene)platinate(II)

    B.

    Potassium trichlorido(ethene)platinum(II)

    C.

    Potassium trichlorido(ethylene)platinate(IV)

    D.

    Ethenetrichloridoplatinate(II) potassium

  2. 2.

    The IUPAC name for [Cr(H2O)4Cl2]Cl[Cr(H_2O)_4Cl_2]Cl is:

    A.

    Tetraaquadichloridochromium(III) chloride

    B.

    Tetraaquadichloridochromate(III) chloride

    C.

    Dichloridotetraaquachromium(III) chloride

    D.

    Tetraaquadichloridochromium(II) chloride

  3. 3.

    What is the IUPAC name of [Pd(NH3)4]Cl2[Pd(NH_3)_4]Cl_2?

    A.

    Tetraamminepalladium(II) chloride

    B.

    Tetraamminepalladium(IV) chloride

    C.

    Tetraamminepalladate(II) chloride

    D.

    Tetraamminepalladium(0) chloride

Download the worksheet for Coordination Compounds - Nomenclature of Coordination Compounds to practice offline. It includes additional chapter-level practice questions.

Isomerism in Coordination Compounds

Subtopic

Isomerism in Coordination Compounds under Coordination Compounds for Grade 12 CBSE.

About Topic & Revision

Preview questions (no answers)

  1. 1.

    What kind of isomerism is possible for [Co(NH3)5SCN]Cl2[Co(NH_3)_5SCN]Cl_2 due to the nature of the SCNSCN ligand?

    A.

    Optical isomerism

    B.

    Linkage isomerism

    C.

    Geometrical isomerism

    D.

    Hydrate isomerism

  2. 2.

    Which of the following is NOT a structural isomerism?

    A.

    Linkage isomerism

    B.

    Ionization isomerism

    C.

    Optical isomerism

    D.

    Coordination isomerism

  3. 3.

    The number of geometrical isomers of [Pt(NH3)2Cl2][Pt(NH_3)_2Cl_2] is:

    A.

    2

    B.

    3

    C.

    4

    D.

    0

Download the worksheet for Coordination Compounds - Isomerism in Coordination Compounds to practice offline. It includes additional chapter-level practice questions.

Bonding in Coordination Compounds (VBT and CFT)

Subtopic

Bonding in Coordination Compounds (VBT and CFT) under Coordination Compounds for Grade 12 CBSE.

About Topic & Revision

Preview questions (no answers)

  1. 1.

    In the spectrochemical series, which ligand produces the largest splitting of dd-orbitals?

    A.

    NH3NH_3

    B.

    COCO

    C.

    H2OH_2O

    D.

    Cl−Cl^-

  2. 2.

    Which of the following configurations represents a d5d^5 low-spin octahedral ion?

    A.

    t2g3eg2t_{2g}^3 e_g^2

    B.

    t2g5eg0t_{2g}^5 e_g^0

    C.

    t2g4eg1t_{2g}^4 e_g^1

    D.

    t2g2eg3t_{2g}^2 e_g^3

  3. 3.

    The crystal field splitting Δo\Delta_o is the energy difference between:

    A.

    ss and pp orbitals

    B.

    t2gt_{2g} and ege_g orbitals

    C.

    Metal and ligand orbitals

    D.

    Inner and outer dd orbitals

Download the worksheet for Coordination Compounds - Bonding in Coordination Compounds (VBT and CFT) to practice offline. It includes additional chapter-level practice questions.

Bonding in Metal Carbonyls

Subtopic

Bonding in Metal Carbonyls under Coordination Compounds for Grade 12 CBSE.

About Topic & Revision

Preview questions (no answers)

  1. 1.

    Which of the following is a solid at room temperature?

    A.

    [Ni(CO)4][Ni(CO)_4]

    B.

    [Fe(CO)5][Fe(CO)_5]

    C.

    [Cr(CO)6][Cr(CO)_6]

    D.

    None of these

  2. 2.

    The interaction involving the donation of a lone pair from carbon to a vacant metal orbital creates a:

    A.

    pi\\pi bond

    B.

    sigma\\sigma bond

    C.

    Delta bond

    D.

    Ionic bond

  3. 3.

    Which of the following metals forms a mononuclear carbonyl with an octahedral geometry?

    A.

    Nickel

    B.

    Iron

    C.

    Chromium

    D.

    Cobalt

Download the worksheet for Coordination Compounds - Bonding in Metal Carbonyls to practice offline. It includes additional chapter-level practice questions.