NEET Chemistry Coordination Compounds MCQs

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    NEET Questions / Chemistry / Coordination Compounds

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    Iupac Nomenclature
    Isomerism
    Werner'S Theory
    Valence Bond Theory
    Crystal Field Theory
    Organo Metallic Compounds & Importance Of Coordination Compounds
    51.

    Which one of the following is wrongly matched?

    A

    [Cu(NH3)4]2+            −            Square   planar{\left[ {{\rm{Cu}}{{\left( {{\rm{N}}{{\rm{H}}_3}} \right)}_4}} \right]^{2 + }}{\rm{\;\;\;\;\;\;}} - {\rm{\;\;\;\;\;\;Square}}\,{\rm{\;planar}}

    B

    [Ni(CO)4]                          −              Neutral  ligand\left[ {{\rm{Ni}}{{\left( {{\rm{CO}}} \right)}_4}} \right]{\rm{\;\;\;\;\;\;\;\;\;\;\;\;\;}} - {\rm{\;\;\;\;\;\;\;Neutral\;ligand}}

    C

    [Fe(CN6)]3−                −              sp3  d2{\left[ {{\rm{Fe}}\left( {{\rm{C}}{{\rm{N}}_6}} \right)} \right]^{3 - }}{\rm{\;\;\;\;\;\;\;\;}} - {\rm{\;\;\;\;\;\;\;}}s{p^3}\;{d^2}

    D

      [Co(en)3](3+)−Follows  EAN  rule\;{[Co{(en)_3}]^{(3 + )}} - {\rm{Follows}}\,\,{\rm{EAN}}\,\,{\rm{rule}}

    Question Tags

    📚 Subject:Chemistry
    📑 Chapter:Coordination Compounds
    🎯Topic:Valence Bond Theory
    🎓 Ncert Level:Analyzing
    🎯Difficulty :Medium
    ⚡ Time Required :3 mins
    🔄Ncert Concepts :Coordination compounds, Geometry of complexes, Ligands, Effective Atomic Number (EAN) rule, Hybridization
    52.

    A complex of cobalt has five ammonia molecules, one nitro group and two chlorine atoms for each cobalt atom. One mole of this compound produces three mole ions in aqueous solution which on treating with excess of AgNO3{\rm{AgN}}{{\rm{O}}_3} give two mole of AgCl{\rm{AgCl}}. The formula of the compound is:

    A

    [Co(NH3)4NO2Cl][(NH3)Cl]\left[ {{\rm{Co}}{{\left( {{\rm{N}}{{\rm{H}}_3}} \right)}_4}{\rm{N}}{{\rm{O}}_2}{\rm{Cl}}} \right]\left[ {\left( {{\rm{N}}{{\rm{H}}_3}} \right){\rm{Cl}}} \right]

    B

    [Co(NH3)5Cl][ClNO2]\left[ {{\rm{Co}}{{\left( {{\rm{N}}{{\rm{H}}_3}} \right)}_5}{\rm{Cl}}} \right]\left[ {{\rm{ClN}}{{\rm{O}}_2}} \right]

    C

    [Co(NH3)5NO2]Cl2\left[ {{\rm{Co}}{{\left( {{\rm{N}}{{\rm{H}}_3}} \right)}_5}{\rm{N}}{{\rm{O}}_2}} \right]{\rm{C}}{{\rm{l}}_2}

    D

    [Co(NH3)5][(NO2)2Cl2]\left[ {{\rm{Co}}{{\left( {{\rm{N}}{{\rm{H}}_3}} \right)}_5}} \right]\left[ {{{\left( {{\rm{N}}{{\rm{O}}_2}} \right)}_2}{\rm{C}}{{\rm{l}}_2}} \right]

    Question Tags

    📚 Subject:Chemistry
    📑 Chapter:Coordination Compounds
    🎯Topic:Werner'S Theory
    🎓 Ncert Level:Analyzing
    🎯Difficulty :Medium
    ⚡ Time Required :3 mins
    🔄Ncert Concepts :Coordination Chemistry, Ionization of Complexes, Precipitation Reactions
    53.

    Which complex compound possesses sp3d2s{p^3}{d^2} hybridisation?

    A

    [Fe(NH3)6]3+{\left[ {{\rm{Fe}}{{\left( {{\rm{N}}{{\rm{H}}_3}} \right)}_6}} \right]^{3 + }}

    B

    [Fe(CN)6]4−{\left[ {{\rm{Fe}}{{\left( {{\rm{CN}}} \right)}_6}} \right]^{4 - }}

    C

    [Fe(CN)6]3−{\left[ {{\rm{Fe}}{{\left( {{\rm{CN}}} \right)}_6}} \right]^{3 - }}

    D

    [Fe(Cl)6]3−{\left[ {{\rm{Fe}}{{\left( {{\rm{Cl}}} \right)}_6}} \right]^{3 - }}

    Question Tags

    📚 Subject:Chemistry
    📑 Chapter:Coordination Compounds
    🎯Topic:Valence Bond Theory
    🎓 Ncert Level:Analyzing
    🎯Difficulty :Medium
    ⚡ Time Required :3 mins
    🔄Ncert Concepts :Coordination Chemistry, Hybridization, Ligand Field Theory, Electronic Configuration
    54.

    When EDTA solution is added to Mg2+M{g^{2 + }} ion solution, then which of the following statements is not true?

    A

    EDTA forms a 1:1 complex with Mg^{2+}.

    B

    The Mg-EDTA complex is stable.

    C

    EDTA does not form a complex with Mg^{2+}.

    D

    The formation of the Mg-EDTA complex reduces free Mg^{2+} ion concentration.

    Question Tags

    📚 Subject:Chemistry
    📑 Chapter:Coordination Compounds
    🎯Topic:Werner'S Theory
    🎓 Ncert Level:Analyzing
    🎯Difficulty :Hard
    ⚡ Time Required :2 mins
    🔄Ncert Concepts :Coordination Chemistry, Chelation, EDTA, Metal Ion Complexation, pH
    55.

    Which of the following complex species do not involve d2sp3{d^2}s{p^3} -hybridization?

    A

    [Fe(CN)6]3- and [CoF6]3-

    B

    [Cu(NH3)4]2+ and [Ni(CN)4]2-

    C

    [Ni(NH3)6]2+ and [FeF6]3-

    D

    [Fe(CN)6]3- and [Ni(NH3)6]2+

    Question Tags

    📚 Subject:Chemistry
    📑 Chapter:Coordination Compounds
    🎯Topic:Valence Bond Theory
    🎓 Ncert Level:Analyzing
    🎯Difficulty :Medium
    ⚡ Time Required :3 mins
    🔄Ncert Concepts :Coordination Chemistry, Hybridization, Crystal Field Theory, Ligand Strength
    56.

    Which one of the following shows maximum value of paramagnetic behaviour?

    A

    [Sc(CN)6]3−{\left[ {{\rm{Sc}}{{\left( {{\rm{CN}}} \right)}_6}} \right]^{3 - }}

    B

    [Co(CN)6]3−{\left[ {{\rm{Co}}{{\left( {{\rm{CN}}} \right)}_6}} \right]^{3 - }}

    C

    [Ni(CN)4]2−{\left[ {{\rm{Ni}}{{\left( {{\rm{CN}}} \right)}_4}} \right]^{2 - }}

    D

    [Cr(CN)6]3−{\left[ {{\rm{Cr}}{{\left( {{\rm{CN}}} \right)}_6}} \right]^{3 - }}

    Question Tags

    📚 Subject:Chemistry
    📑 Chapter:Coordination Compounds
    🎯Topic:Valence Bond Theory
    🎓 Ncert Level:Analyzing
    🎯Difficulty :Medium
    ⚡ Time Required :3 mins
    🔄Ncert Concepts :Paramagnetism, Coordination Complexes, Crystal Field Theory, Electronic Configuration, Oxidation State
    57.

    Which one of the following is an outer orbital complex and exhibits paramagnetic behaviour?

    A

    [Co(CN)6]3-

    B

    [FeF6]3-

    C

    [Ni(CN)4]2-

    D

    [Cu(NH3)4]2+

    Question Tags

    📚 Subject:Chemistry
    📑 Chapter:Coordination Compounds
    🎯Topic:Valence Bond Theory
    🎓 Ncert Level:Analyzing
    🎯Difficulty :Medium
    ⚡ Time Required :3 mins
    🔄Ncert Concepts :Coordination Complexes, Crystal Field Theory, Paramagnetism, Ligand Strength, Electronic Configuration
    58.

    Which one of the following has an optical isomer? (en ={\rm{ = }} ethylenediamine)

    A

    [Zn(en)(NH3)2]2+{\left[ {{\rm{Zn}}\left( {{\rm{en}}} \right){{\left( {{\rm{N}}{{\rm{H}}_3}} \right)}_2}} \right]^{2 + }}

    B

    [Co(en)3]3+{\left[ {{\rm{Co}}{{\left( {{\rm{en}}} \right)}_3}} \right]^{3 + }}

    C

    [CO(H2O)4(en)]3+{\left[ {{\rm{CO}}{{\left( {{{\rm{H}}_2}{\rm{O}}} \right)}_4}\left( {{\rm{en}}} \right)} \right]^{3 + }}

    D

    [Zn(en)2]2+{\left[ {{\rm{Zn}}{{\left( {{\rm{en}}} \right)}_2}} \right]^{2 + }}

    Question Tags

    📚 Subject:Chemistry
    📑 Chapter:Coordination Compounds
    🎯Topic:Isomerism
    🎓 Ncert Level:Analyzing
    🎯Difficulty :Medium
    ⚡ Time Required :3 mins
    🔄Ncert Concepts :optical isomerism, coordination complexes, chirality, ethylenediamine
    59.

    Which compound exhibits optical isomerism?

    A

    Pentaamminenitrocobalt (III) iodide

    B

    Diamminedichloroplatinum (II)

    C

    TransTrans -dicyano-bis-(ethylenediamine) chromium (III) chloride

    D

    Tris-(ethylenediamine)cobalt (III) bromide

    Question Tags

    📚 Subject:Chemistry
    📑 Chapter:Coordination Compounds
    🎯Topic:Isomerism
    🎓 Ncert Level:Analyzing
    🎯Difficulty :Medium
    ⚡ Time Required :3 mins
    🔄Ncert Concepts :Coordination Chemistry, Optical Isomerism, Chirality
    60.

    Oxidation state of nitrogen is incorrectly given for

    A

    NH3 where nitrogen is -3.

    B

    NO3^- where nitrogen is +5.

    C

    NO2 where nitrogen is +4.

    D

    N2O where nitrogen is incorrectly given as +2.

    Question Tags

    📚 Subject:Chemistry
    📑 Chapter:Coordination Compounds
    🎯Topic:Werner'S Theory
    🎓 Ncert Level:Analyzing
    🎯Difficulty :Easy
    ⚡ Time Required :3 mins
    🔄Ncert Concepts :oxidation state, coordination complex, ionic compounds, covalent compounds

    Showing 51 to 60 of 115 entries

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