BITSAT Coordination Compounds — practice questions
51 free MCQs with worked solutions. Tap any question for the answer + explanation, or practice them all in the app.
Practice BITSAT Coordination Compounds in the app →The IUPAC name of the coordination compound $[\mathrm{Co(NH_3)_6}]\mathrm{Cl_3}$ is:The total number of unidentate ligand atoms directly bonded to the central metal atom in a coordination comple
An octahedral complex of the type $[\mathrm{MX_2Tetrahedral complexes of the type $[\mathrm{Ma_2b_2}]$ (where a and b are unidentate ligands) do **not** exhib
The octahedral complex $[\mathrm{Co(NH_3)_6}]^{In octahedral crystal-field splitting, what is the energy of the $e_g$ orbitals **relative to** the $t_{2g}$ oIn a coordination compound, the central atom is usually:Coordination number is:In [Cu(NH3)4]²⁺ what is the oxidation number of Cu?What is the coordination number in [Co(NH3)6]³⁺?What is the geometry of complex with coordination number 6 typically?What is the geometry of [Ni(CN)4]²⁻?Crystal Field Theory: in an OCTAHEDRAL field, the d-orbitals split into:Spectrochemical series (ligand strength): which is a STRONG-field ligand?Which type of isomerism arises when two ligands can bind through different donor atoms (e.g., NO2⁻ via N vs O)Cis and trans isomers of [Co(NH3)4Cl2]⁺ are examples of:Which complex is paramagnetic?EDTA is a:The complex [Fe(CN)6]⁴⁻ is:In strong-field octahedral, electron filling order in d-orbitals follows:Oxidation state of Co in [Co(NH3)5Cl]Cl2:Number of geometric isomers of [Pt(NH3)2Cl2] (square planar):For octahedral d6 with weak-field ligands (high-spin), number of unpaired electrons:For octahedral d6 with STRONG-field ligands (low-spin), number of unpaired electrons:Number of unpaired electrons in [FeF6]³⁻ (high-spin, F⁻ weak-field):Hybridization in [Ni(CO)4] (Ni is 0 oxidation state, sp3 because CO is strong-field for Ni⁰):For [Cr(H2O)6]³⁺, d-electron count and magnetic behavior:Which one is an ambidentate ligand?For octahedral [Mn(H2O)6]²⁺, d-electron count and unpaired e⁻ count:Name of complex K3[Fe(CN)6]:For [Cu(NH3)4(H2O)2]²⁺ (octahedral with 4 NH3 equatorial + 2 H2O axial), this is:In coordination compound [Cu(NH₃)₄]SO₄, the central metal is:Coordination number of a metal is:Denticity of a ligand refers to:Werner's coordination theory introduced primary and secondary valencies. Primary valency corresponds to:Oxidation state of Cr in [Cr(NH₃)₆]Cl₃:EDTA is a:In [Co(NH₃)₆]Cl₃, the number of ionizable Cl⁻ in solution is:Isomerism where ligands occupy different positions in a square planar complex:In Werner's compound CoCl₃·6NH₃, all NH₃ are bound to Co. Coordination number:Crystal field splitting for d-orbitals in octahedral field. The five d orbitals split into:Spectrochemical series ranks ligands by CFSE strength. Order (low to high):IUPAC name for [Co(NH₃)₅Cl]Cl₂:For [Fe(CN)₆]⁴⁻ (low spin), magnetic moment:Magnetic moment for [Mn(H₂O)₆]²⁺ (high spin, d⁵):Crystal Field Stabilization Energy (CFSE) for high-spin d⁵ octahedral:Geometrical isomers of [Pt(NH₃)₂Cl₂] (square planar):Optical isomers of [Co(en)₃]³⁺ (en = ethylenediamine):Number of unpaired electrons in [Co(NH₃)₆]³⁺ (Co³⁺ is d⁶, strong field NH₃ → low spin):Effective Atomic Number (EAN) of metal in [Ni(CO)₄]:For octahedral d⁴ ion in strong field, electronic config: