# Problem: For the following reaction, which of the following change(s) in the IR spectrum is consistent with conversion of the reactant to the product? a. absorption at 2150 cm -1 should disappear  b. absorption at 3300 cm -1 and 2150 cm -1 should disappear  c. absorption at 2250 cm -1 should disappear, a new absorption at 3300 cm -1 should appear  d. absorption at 1650 cm -1 should disappear, a new absorption at 3300 cm -1 should appear e. absorption at 3300 cm -1 and 2150 cm -1 should disappear, a new absorption at 1720 cm -1 should appear

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For the following reaction, which of the following change(s) in the IR spectrum is consistent with conversion of the reactant to the product?

a. absorption at 2150 cm -1 should disappear
b. absorption at 3300 cm -1 and 2150 cm -1 should disappear
c. absorption at 2250 cm -1 should disappear, a new absorption at 3300 cm -1 should appear
d. absorption at 1650 cm -1 should disappear, a new absorption at 3300 cm -1 should appear
e. absorption at 3300 cm -1 and 2150 cm -1 should disappear, a new absorption at 1720 cm -1 should appear

What scientific concept do you need to know in order to solve this problem?

Our tutors have indicated that to solve this problem you will need to apply the Infrared Spectroscopy Table concept. You can view video lessons to learn Infrared Spectroscopy Table Or if you need more Infrared Spectroscopy Table practice, you can also practice Infrared Spectroscopy Table practice problems .

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Based on our data, we think this problem is relevant for Professor Wardrop's class at UIC.