RankOn
Courses
>
BSC
>
Year 2
>
Semester 4
>
Chemistry
>
Alpha
>
Questions
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
Molecular Spectroscopy, Rotational Spectrum, Vibrational, Raman Spectrum
1/38
Q1
A molecule can be excited to only the next higher rotational energy level by:
A
Absorption of energy
B
Release of energy
C
The electric current
D
Applying magnetic field