1.

    Which of the following statements regarding the hybridization of [Ni(CN)4]2- and [NiCl4]2- is INCORRECT?

    A

    [Ni(CN)4]2- is square planar and diamagnetic

    B

    [NiCl4]2- is tetrahedral and paramagnetic

    C

    [Ni(CN)4]2- is dsp2 hybridized

    D

    [Ni(CN)4]2- is paramagnetic

    Question Tags
    📚 Subject:Chemistry
    📑 Chapter:Chemical Bonding and Molecular Structure
    🎯Topic:Valence Bond Theory
    🎓 Ncert Level:Analyzing
    🎯Difficulty :Hard
    ⚡ Time Required :2 mins
    🔄Ncert Concepts :Valence Bond Theory, Coordination Compounds, Hybridization, Magnetic Properties

    Related Questions

    1.

    The complex ion {[Mn(CN)6]}3−\{[Mn(CN)_6]\}^{3-} has how many unpaired electrons, and what is its magnetic nature?

    A

    2 unpaired electrons, paramagnetic

    B

    4 unpaired electrons, paramagnetic

    C

    0 unpaired electrons, diamagnetic

    D

    5 unpaired electrons, paramagnetic

    Question Tags
    📚 Subject:Chemistry
    📑 Chapter:Chemical Bonding and Molecular Structure
    🎯Topic:Valence Bond Theory
    PYQ YEAR: 2017
    🎓 Ncert Level:Application
    🎯Difficulty :Medium
    ⚡ Time Required :1 mins
    🔄Ncert Concepts :Coordination Compounds, Magnetism

    2.

    If the cyanide ligands in {[Mn(CN)6]}3−\{[Mn(CN)_6]\}^{3-} were replaced with weaker field ligands like water, how would the magnetic properties and hybridisation change?

    A

    Lower paramagnetism, d2sp3d^2sp^3 hybridisation

    B

    Diamagnetism, sp3d2sp^3d^2 hybridisation

    C

    Higher paramagnetism, sp3d2sp^3d^2 hybridisation

    D

    No change in magnetic properties, d2sp3d^2sp^3 hybridisation

    Question Tags
    📚 Subject:Chemistry
    📑 Chapter:Chemical Bonding and Molecular Structure
    🎯Topic:Valence Bond Theory
    PYQ YEAR: 2017
    🎓 Ncert Level:Analyzing
    🎯Difficulty :Medium
    ⚡ Time Required :1.5 mins
    🔄Ncert Concepts :Coordination Compounds, Magnetism, Hybridisation, Ligand Field Theory

    3.

    Which of the following statements is true regarding {[Mn(CN)6]}3−\{[Mn(CN)_6]\}^{3-}?

    A

    It is diamagnetic and inner orbital complex

    B

    It is diamagnetic and outer orbital complex

    C

    It is paramagnetic and inner orbital complex

    D

    It is paramagnetic and outer orbital complex

    Question Tags
    📚 Subject:Chemistry
    📑 Chapter:Chemical Bonding and Molecular Structure
    🎯Topic:Valence Bond Theory
    PYQ YEAR: 2017
    🎓 Ncert Level:Understanding
    🎯Difficulty :Medium
    ⚡ Time Required :1 mins
    🔄Ncert Concepts :Coordination Compounds, Magnetism, Hybridisation

    4.

    Which of the following complexes would exhibit similar magnetic properties to {[Mn(CN)6]}3−\{[Mn(CN)_6]\}^{3-}?

    A

    [Fe(CN)6]4−[Fe(CN)_6]^{4-}

    B

    [Cr(NH3)6]2+[Cr(NH_3)_6]^{2+}

    C

    [Fe(H2O)6]2+[Fe(H₂O)₆]^{2+}

    D

    [CoF6]3−[CoF₆]^{3-}

    Question Tags
    📚 Subject:Chemistry
    📑 Chapter:Chemical Bonding and Molecular Structure
    🎯Topic:Valence Bond Theory
    PYQ YEAR: 2017
    🎓 Ncert Level:Application
    🎯Difficulty :Medium
    ⚡ Time Required :1.5 mins
    🔄Ncert Concepts :Coordination Compounds, Magnetism, Ligand Field Theory

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