Coordination Chemistry Quiz

What is a coordinate covalent bond?

• A bond where both electrons are shared equally by two atoms.

• A bond where electrons are not involved at all.

• A bond where one atom provides both electrons for sharing.

• A bond where electrons are transferred from one atom to another.

In a coordination complex, what is typically found at the center?

• An anion

• A non-metal atom

• A metal ion

• A neutral molecule

What is the coordination number in a complex with a central metal ion making six bonds?

• Eight

• Two

• Four

• Six

What is the coordination sphere?

• The central metal ion only

• The counter ions outside the complex

• The ligands only

• The central metal ion and all its bonded ligands

How many moles of AgCl are produced when reacting one mole of a coordination compound with excess AgNO3, if two chloride ions are outside the coordination sphere?

• Two moles

• Four moles

• One mole

• Three moles

What is a polydentate ligand?

• A ligand that can form multiple bonds with a metal ion

• A ligand that cannot form any bonds with a metal ion

• A ligand that can form only one bond with a metal ion

• A ligand that forms ionic bonds with a metal ion

What is a chelating agent?

• A ligand that only binds to non-metal ions

• A polydentate ligand that can bind to a metal ion

• A ligand that cannot bind to any metal ion

• A monodentate ligand

Which of the following is a bidentate ligand?

• Chloride

• Ethylenediamine

• Water

• Ammonia

What is the name given to water when it acts as a ligand in a coordination compound?

• Hydrate

• Hydroxide

• Water

• Aqua

What is the name given to ammonia when it acts as a ligand in a coordination compound?

• Amine

• Ammine

• Ammonium

• Nitride