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
D. The frequencies of hot band lines are smaller than the fundamental absorption
Answer: Option C
This Question Belongs to Engineering Physics >> Atomic And Molecular Physics
All vibrations producing a change in the electric dipole moment of a molecule yield
A. Raman spectra
B. Infrared spectra
C. Ultra-violet spectra
D. X-ray spectra
A. $$\frac{{3{g_1}e{H_0}}}{{2\pi {m_p}}}$$
B. $$\frac{{3{g_1}e{H_0}}}{{4\pi {m_p}}}$$
C. $$\frac{{{g_1}e{H_0}}}{{2\pi {m_p}}}$$
D. $$\frac{{{g_1}e{H_0}}}{{4\pi {m_p}}}$$
A. P and Q
B. P, R and T
C. P, S and T
D. Q and R
The hyperfine structure of Na(32P3/2) with nuclear $$l$$ = 3/2 has
A. 1 state
B. 2 states
C. 3 states
D. 4 states
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