For the following reaction, which of the following change(s) in the IR spectrum is consistent with conversion of the reactant to the product? H₂CH₂CC CH 1. NaNH, 2. CH₂CH₂Br H₂CH₂CCECCH₂CH₂ O Absorption at 1650 cm-1 should disappear, a new sharp absorption at 3300 cm-1 should appear O Sharp absorption at 3300 cm-1 should disappear, a new absorption at 1720 cm-1 should appear O Sharp absorption at 3300 cm-1 should disappear. O Absorption at 2250 cm-1 should disappear, a new sharp absorption at 3300 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?
1. NaNH,
2. CH₂CH₂Br
H₂CH₂CC=CH
H₂CH₂CCECCH₂CH3
O Absorption at 1650 cm-1 should disappear, a new sharp absorption at 3300 cm-1 should appear
O Sharp absorption at 3300 cm-1 should disappear, a new absorption at 1720 cm-1 should appear
O Sharp absorption at 3300 cm-1 should disappear.
O Absorption at 2250 cm-1 should disappear, a new sharp absorption at 3300 cm-1 should appear
Transcribed Image Text:For the following reaction, which of the following change(s) in the IR spectrum is consistent with conversion of the reactant to the product? 1. NaNH, 2. CH₂CH₂Br H₂CH₂CC=CH H₂CH₂CCECCH₂CH3 O Absorption at 1650 cm-1 should disappear, a new sharp absorption at 3300 cm-1 should appear O Sharp absorption at 3300 cm-1 should disappear, a new absorption at 1720 cm-1 should appear O Sharp absorption at 3300 cm-1 should disappear. O Absorption at 2250 cm-1 should disappear, a new sharp absorption at 3300 cm-1 should appear
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