Multiple Choice
Which of the following statement(s) is(are) true for an IR-active bond?
A) the bond must be symmetrical
B) a vibration must result in a change of bond length
C) a vibration must result in a change of bond angle
D) a vibration must result in a change of bond dipole
E) all of these
Correct Answer:

Verified
Correct Answer:
Verified
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