Class XII Coordination Compounds Quiz

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Questions and Answers

What is the IUPAC name and structure of the possible optical isomers of [CrCl2(en)(NH3)2]+?

  • Cis-diamminechloridobis(ethylenediamine)chromium(III) (correct)
  • Trans-diamminechloridobis(ethylenediamine)chromium(III)
  • Trans-diamminedichloridochromium(III)
  • Cis-diamminedichloridochromium(III)

Which type of isomerism involves the interchange of ligands between coordination sites?

  • Geometrical isomerism
  • Ionization isomerism
  • Coordination isomerism (correct)
  • Linkage isomerism

What is the structure of the cis-isomer of [Co(NH3)4Cl2]?

  • Tetrahedral (correct)
  • Octahedral
  • Trigonal bipyramidal
  • Square planar

Why does [Co(en)3]3+ exhibit more stability than [CoF6]3-?

<p>Presence of stronger ligands in [Co(en)3]3+ (C)</p> Signup and view all the answers

What is the hybridization state of [Fe(CO)5] and its magnetic character?

<p>dsp2, diamagnetic (B)</p> Signup and view all the answers

How are double salts different from complex salts?

<p>Double salts contain two different salts that are not chemically bonded, while complex salts contain a central metal ion bonded to ligands. (B)</p> Signup and view all the answers

Which of the following represents an ambidentate ligand?

<p>C$_2$O$_4$$^{2-}$ (D)</p> Signup and view all the answers

What is the IUPAC nomenclature for [Co(en)$_2$Cl$_2$]$^+$?

<p>Ethylenediaminedichloridocobalt(III) (D)</p> Signup and view all the answers

What is the formula for Tetraammineaquachloridocobalt (III) chloride?

<p>[Co(NH$_3$)$_4$(H$_2$O)Cl]Cl (C)</p> Signup and view all the answers

What is the ionization isomer of [Ni(NH$_3$)$_3$(NO$_3$)]$^{+}$Cl?

<p>[Ni(NH$_3$)$_3$(NO$_2$)]Cl (C)</p> Signup and view all the answers

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