試題詳解

10. Which of the following descriptions is correct for Mn(CO)₅Cl?

(A) Mn(CO)₅Cl should have five IR-active stretching modes.
(B) Mn(CO)₅CI should have three IR-active stretching modes from A₁.
(C) Mn(CO)₅CI should have two IR-active stretching modes from E.
(D) Mn(CO)₅CI should have one IR-active stretching mode from B₁.
(E) Mn(CO)₅Cl should have two IR-inactive stretching modes.