The Vibrational Frequency of CO When Bound to a Metal

question 5

Multiple Choice

The vibrational frequency of CO when bound to a metal ion is lower than that of free CO because

• A) the crystal field shifts the energy of the vibration.
• B) CO is a weak field ligand.
• C) the high electronegativity of the metal ion.
• D) the metal donates an electron to a bonding orbital of CO.
• E) the metal donates an electron to an antibonding orbital of CO.

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Definitions:

Cervical Enlargement

a widened area of the spinal cord that supplies nerves to the upper limbs.

Gray Matter

Neural tissue, especially of the brain and spinal cord, that predominantly contains neuronal cell bodies, dendrites, and unmyelinated axons, involved in processing and integration of information.

Upper Limbs

The regions of the human body extending from the shoulders to the hands, including the arms, forearms, and hands.

Pia Mater

The delicate innermost layer of the meninges, the membranes that surround the brain and spinal cord.