Crystal Field Theory Quiz

What causes the splitting of the 5d orbitals in a metal like cobalt when a ligand approaches?

• Nuclear fusion

• Gravitational pull

• Electrostatic interaction

• Magnetic interaction

Which of the following is NOT a shape of a d orbital?

• dyz

• dxy

• dxyz

• dxz

In a tetrahedral complex, how do ligands approach the metal orbitals?

• Below the orbitals

• Above the orbitals

• Between the axes

• Along the axes

What is the energy gap between the two sets of orbitals in an octahedral complex called?

• Gravitational energy

• Magnetic field energy

• Crystal field splitting energy

• Nuclear energy

Which set of orbitals increases in energy in an octahedral complex?

• eg

• t2g

• p orbitals

• f orbitals

What is the electronic configuration of a low spin octahedral complex with a strong ligand?

• t2g^5 eg^1

• t2g^3 eg^3

• t2g^6 eg^0

• t2g^4 eg^2

Which ligand would create a larger energy gap in a crystal field?

• F-

• Cl-

• NH3

• H2O

In a tetrahedral complex, which set of orbitals has increased energy?

• p orbitals

• t2g

• eg

• f orbitals

What is the spin state of a tetrahedral complex if the third electron enters the eg set?

• Low spin

• Medium spin

• High spin

• No spin

What is the nature of a complex with unpaired electrons?

• Ferromagnetic

• Non-magnetic

• Diamagnetic

• Paramagnetic