Since the nuclei in a polyatomic molecule do not always vibrate in a – McqOptions

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1.	Since the nuclei in a polyatomic molecule do not always vibrate in a simple harmonic manner, there arises which of the following situation?
A.	Harmonicity
B.	Anharmonicity in molecular vibrations
C.	Fundamental frequencies
D.	Infrared
Answer» B. Anharmonicity in molecular vibrations

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