Quiz on Isomerism in Coordination Complexes

What is isomerism?

• Compounds that cannot exist in different forms

• Compounds with the same number and kinds of atoms arranged differently

• Compounds that are identical in structure

• Compounds with different numbers of atoms

Which type of isomerism involves the exchange of ligands between the coordination sphere and ionization sphere?

• Stereoisomerism

• Optical isomerism

• Ionization isomerism

• Geometrical isomerism

What is the main characteristic of structural isomers?

• They are always optically active

• They cannot exist in different forms

• They have the same atom-to-atom bonding sequences

• They have different atom-to-atom bonding sequences

Which of the following is an example of solvate isomerism?

• [Cr(H2O)6]Cl3

• [Co(NH3)5Cl]SO4

• [Co(NH3)4Cl2]NO2

• [Pt(NH3)4Cl2]Br2

Tags

NGSS.HS-PS2-6

What type of isomerism is shown by [Co(NH3)4Cl2] and [Co(NH3)4Cl(NO2)]Cl?

• Geometrical isomerism

• Ionization isomerism

• Optical isomerism

• Linkage isomerism

Which type of isomerism arises from the different arrangements of ligands around a central atom?

• Structural isomerism

• Stereoisomerism

• Ligand isomerism

• Coordination isomerism

What is the difference between cis and trans isomers in geometrical isomerism?

• Cis isomers have ligands opposite each other, trans have them adjacent

• Cis isomers cannot exist in square planar complexes

• Cis isomers have ligands adjacent to each other, trans have them opposite

• Cis isomers are always optically active, trans are not

Which of the following complexes can exhibit optical isomerism?

• [Co(NH3)2Cl4]

• [Co(NH3)3Cl3]

• [Co(NH3)4Cl2]

• [Co(en)2Cl2]

What type of isomerism is exhibited by [Co(NH3)4(H2O)Cl]Br2 and [Co(NH3)4Br2]Cl.H2O?

• Ionization isomerism

• Linkage isomerism

• Geometrical isomerism

• Coordination position isomerism

Which of the following is a characteristic of optical isomers?

• They can be superimposed on each other

• They rotate plane-polarized light

• They have identical physical properties

• They are always the same color