NEET Chemistry Coordination Compounds MCQs

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    NEET Questions / Chemistry / Coordination Compounds

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    Iupac Nomenclature
    Isomerism
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    Organo Metallic Compounds & Importance Of Coordination Compounds
    1.

    A chiral organic compound (A) with molecular formula C7H16OC_7H_{16}O on treatment with conc. H2SO4H_2SO_4 at room temperature gives compound (B), C7H14C_7H_{14}. Compound (B) does not show geometrical isomerism. How many chiral centers are present in compound (A)?

    A

    0

    B

    1

    C

    2

    D

    3

    Question Tags

    📚 Subject:Chemistry
    📑 Chapter:Coordination Compounds
    🎯Topic:Isomerism
    🎓 Ncert Level:Analyzing
    🎯Difficulty :Hard
    ⚡ Time Required :3 mins
    🔄Ncert Concepts :Isomerism, Chirality, Dehydration, Alcohols, Alkenes
    2.

    Which of the following will give a pair of enantiomorphs?

    A

    [Co(en)2Cl2]Cl\left[ {{\rm{Co}}{{\left( {{\rm{en}}} \right)}_2}{\rm{C}}{{\rm{l}}_2}} \right]{\rm{Cl}}

    B

    [Cr(NH3)6][Co(CN)6]\left[ {{\rm{Cr}}{{\left( {{\rm{N}}{{\rm{H}}_3}} \right)}_6}} \right]\left[ {{\rm{Co}}{{\left( {{\rm{CN}}} \right)}_6}} \right]

    C

    [Pt(NH3)4][PtCl6]\left[ {{\rm{Pt}}{{\left( {{\rm{N}}{{\rm{H}}_3}} \right)}_4}} \right]\left[ {{\rm{PtC}}{{\rm{l}}_6}} \right]

    D

    [Co(NH3)4Cl2]NO2\left[ {{\rm{Co}}{{\left( {{\rm{N}}{{\rm{H}}_3}} \right)}_4}{\rm{C}}{{\rm{l}}_2}} \right]{\rm{N}}{{\rm{O}}_2}

    Question Tags

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

    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
    4.

    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
    5.

    In which of the following pairs both the complex show optical isomerism?

    A

    Cis−[Cr(C2O4)2Cl2]3−;  cis−[Co(NH3)4Cl2]Cis - {\left[ {{\rm{Cr}}{{\left( {{{\rm{C}}_2}{{\rm{O}}_4}} \right)}_2}{\rm{C}}{{\rm{l}}_2}} \right]^{3 - }};\,\,cis - \left[ {{\rm{Co}}{{\left( {{\rm{N}}{{\rm{H}}_3}} \right)}_4}{\rm{C}}{{\rm{l}}_2}} \right]

    B

    [PtCl(dien)]Cl,  [NiCl2Br2]2−\left[ {{\rm{PtCl}}\left( {{\rm{dien}}} \right)} \right]{\rm{Cl}},{\rm{\;}}{\left[ {{\rm{NiC}}{{\rm{l}}_2}{\rm{B}}{{\rm{r}}_2}} \right]^{2 - }}

    C

    [Co(NO3)3(NH3)3],  cis−[Pt(en)2Cl2]\left[ {{\rm{Co}}{{\left( {{\rm{N}}{{\rm{O}}_3}} \right)}_3}{{\left( {{\rm{N}}{{\rm{H}}_3}} \right)}_3}} \right],\,\,cis - \left[ {{\rm{Pt}}{{\left( {{\rm{en}}} \right)}_2}{\rm{C}}{{\rm{l}}_2}} \right]

    D

    [Co(en)3]Cl3,  cis−[Co(en)2Cl2]Cl\left[ {{\rm{Co}}{{\left( {{\rm{en}}} \right)}_3}} \right]{\rm{C}}{{\rm{l}}_3},\,\,cis - \left[ {{\rm{Co}}{{\left( {{\rm{en}}} \right)}_2}{\rm{C}}{{\rm{l}}_2}} \right]{\rm{Cl}}

    Question Tags

    📚 Subject:Chemistry
    📑 Chapter:Coordination Compounds
    🎯Topic:Isomerism
    🎓 Ncert Level:Analyzing
    🎯Difficulty :Hard
    ⚡ Time Required :3 mins
    🔄Ncert Concepts :Optical isomerism, Coordination complexes, Chirality, Cis and trans isomers
    6.

    Optical isomerism is shown by octahedral complexes

    A

    Having all monodentate ligands

    B

    Having all the three bidentate ligands

    C

    Having two transtrans bidentate ligands

    D

    Having two transtrans monodentate ligands

    Question Tags

    📚 Subject:Chemistry
    📑 Chapter:Coordination Compounds
    🎯Topic:Isomerism
    🎓 Ncert Level:Understanding
    🎯Difficulty :Medium
    ⚡ Time Required :2 mins
    🔄Ncert Concepts :optical isomerism, coordination complexes, octahedral geometry, monodentate ligands, bidentate ligands, chirality
    7.

    Which of the following has on optical isomer?

    A

    [Co(NH3)3Cl]+{\left[ {{\rm{Co}}{{\left( {{\rm{N}}{{\rm{H}}_3}} \right)}_3}{\rm{Cl}}} \right]^ + }

    B

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

    C

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

    D

    [Co(en)2(NH3)2]3+{\left[ {{\rm{Co}}{{\left( {{\rm{en}}} \right)}_2}{{\left( {{\rm{N}}{{\rm{H}}_3}} \right)}_2}} \right]^{3 + }}

    Question Tags

    📚 Subject:Chemistry
    📑 Chapter:Coordination Compounds
    🎯Topic:Isomerism
    🎓 Ncert Level:Analyzing
    🎯Difficulty :Hard
    ⚡ Time Required :3 mins
    🔄Ncert Concepts :Coordination complexes, Optical isomerism, Chirality, Ligands
    8.

    The type of isomerism shown by, 6,6’-disitrodiphenic acid is

    A

    Conformational

    B

    Optical

    C

    Geometrical

    D

    Functional

    Question Tags

    📚 Subject:Chemistry
    📑 Chapter:Coordination Compounds
    🎯Topic:Isomerism
    🎓 Ncert Level:Understanding
    🎯Difficulty :Medium
    ⚡ Time Required :2 mins
    🔄Ncert Concepts :Isomerism, Optical isomerism, Chirality
    9.

    Which of the following compounds shows optical isomerism?

    A

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

    B

    [Cr(C2O4)3]3−{\left[ {{\rm{Cr}}{{\left( {{{\rm{C}}_2}{{\rm{O}}_4}} \right)}_3}} \right]^{3 - }}

    C

    [ZnCl4]2−{\left[ {{\rm{ZnC}}{{\rm{l}}_4}} \right]^{2 - }}

    D

    [Cu(NH3)4]2+{\left[ {{\rm{Cu}}{{\left( {{\rm{N}}{{\rm{H}}_3}} \right)}_4}} \right]^{2 + }}

    Question Tags

    📚 Subject:Chemistry
    📑 Chapter:Coordination Compounds
    🎯Topic:Isomerism
    🎓 Ncert Level:Application
    🎯Difficulty :Medium
    ⚡ Time Required :3 mins
    🔄Ncert Concepts :Coordination complexes, Optical isomerism, Chirality, Ligands, Molecular geometry
    10.

    Which complex is likely to show optical activity?

    A

    Trans−[Co(NH3)4Cl2]+Trans - {\left[ {{\rm{Co}}{{\left( {{\rm{N}}{{\rm{H}}_3}} \right)}_4}{\rm{C}}{{\rm{l}}_2}} \right]^ + }

    B

    [Cr(H2O)6]3+{\left[ {{\rm{Cr}}{{\left( {{{\rm{H}}_2}{\rm{O}}} \right)}_6}} \right]^{3 + }}

    C

    Cis−[Co(NH3)2(en)2]3+Cis - {\left[ {{\rm{Co}}{{\left( {{\rm{N}}{{\rm{H}}_3}} \right)}_2}{{\left( {{\rm{en}}} \right)}_2}} \right]^{3 + }}

    D

    Trans−[Co(NH3)2(en)2]3+Trans - {\left[ {{\rm{Co}}{{\left( {{\rm{N}}{{\rm{H}}_3}} \right)}_2}{{\left( {{\rm{en}}} \right)}_2}} \right]^{3 + }}

    Question Tags

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

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