Coordination Compound Quiz

What is the term used to describe compounds that have the same molecular formula but different connectivity of atoms?

• Isomerism

• Isotonicity

• Isogamy

• Isobarism

How are coordination compounds named using the IUPAC system?

• By listing ligands first in alphabetical order, followed by the central metal atom or ion name with the oxidation state in Roman numerals in parentheses.

• By random selection of ligands and metal names

• By arranging ligands based on their molecular weight

• By using only the central metal atom or ion name without ligands

What are molecules or ions that can donate a pair of electrons to a metal ion called?

• protons

• ligands

• ions

• neutrons

What is the maximum number of ligands that can be attached to a central metal ion in an octahedral coordination complex?

• 10

• 4

• 6

• 8

What type of isomerism occurs when the ligands are arranged differently around the central metal ion?

• Geometric isomerism

• Cis-trans isomerism

• Optical isomerism

• Structural isomerism

In the complex [Co(NH3)6]Cl3, what is the coordination number of the cobalt ion?

• 10

• 6

• 8

• 4

What is the name of the isomerism that arises due to the interchange of ligands between coordination sites?

• ligand exchange isomerism

• structural isomerism

• coordination isomerism

• geometric isomerism

How are ligands named in coordination compounds?

• Ligands are named based on their color in coordination compounds.

• Ligands are named using Roman numerals in coordination compounds.

• Ligands are named alphabetically in coordination compounds.

• Ligands in coordination compounds are named using prefixes based on the number of ligands and followed by the metal name with an -ate ending.

What is the coordination number of a central metal ion in a square planar complex?

• 4

• 6

• 3

• 5

What is the term for isomers that have the same molecular formula and the same connectivity of atoms but differ in the spatial arrangement of atoms?

• constitutional isomers

• geometric isomers

• stereoisomers

• structural isomers