Organic Chemistry Problems
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Absorption of UV-visible energy by a molecule results in:
a. vibrational transitions
b. rotational transitions
c. proton flips
d. electronic transitions.
2. Which of the following compounds absorbs the longest wavelength of UV-visible light?
a. 2-butene
b. 1,4-hexadiene
c. 1,3-hexadiene
d. 1,3,5-hexatriene.
3. What is the absorbance of a sample of isoprene (e = 20,000) of 8.0 x 10-6M solution in a 1 cm cuvette?
a. 0.16
b. 1.60
c. 4 x10 -2
d. 4 x 10 -10.
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1 is (d) as the UV-visible radiations excite the electrons in a molecule resulting into ...
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