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Engineering Physics · Q32

Atomic and Molecular Physics

Engineering and GATE · Engineering Physics · question 32

Q32

Which one of the following statements is incorrect in vibrational spectroscopy with anharmonicity?

A.
The selection rule for vibrational spectroscopy is Δv = ±1, ±2, . . . .
B.
Anharmonicity leads to multiple absorption lines
C.
The intensities of hot band lines are stronger than the fundamental absorption
Answer
D.
The frequencies of hot band lines are smaller than the fundamental absorption

Answer: Option C

Solution

Answer: Option C
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