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12- An unknown compound, C8H12, gave the following NMR spectrum: Triplet at 1.21 ppm (3H) Singlet at 2.30 ppm (3H) Quartet at 2.60 ppm (2H) Singlet at 7.04 ppm (4H) What is the structure of the compound? CH₂CH₂CH 1. II. III. CH3 CH₂CH3 CHCH3 CH3 IV. CH₂- V. CH3- CH₂ CHI CH₂ CH₂

12- An unknown compound, C8H12, gave the following NMR spectrum: Triplet at 1.21 ppm (3H) Singlet at 2.30 ppm (3H) Quartet at 2.60 ppm (2H) Singlet at 7.04 ppm (4H) What is the structure of the compound? CH₂CH₂CH 1. II. III. CH3 CH₂CH3 CHCH3 CH3 IV. CH₂- V. CH3- CH₂ CHI CH₂ CH₂

Chemistry
Chemistry
10th Edition
ISBN:9781305957404
Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Chapter1: Chemical Foundations
Section: Chapter Questions
Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...
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11-How many signals would you expect to see in the 1H NMR spectrum of the following compound? A) 1 B) 2 C) 4 D) 3 A) I B) II C) III D) IV 1. 12- An unknown compound, C9H12, gave the following NMR spectrum: Triplet at 1.21 ppm (3H) Singlet at 2.30 ppm (3H) Quartet at 2.60 ppm (2H) Singlet at 7.04 ppm (4H) What is the structure of the compound? CH₂CH₂CH3 II. III. H CH3 H Br CH₂CH3 CHCH3 CH3 IV. CH₂ V. CH3 7 CH₂ CH3 CH₂ CH₂
Transcribed Image Text:11-How many signals would you expect to see in the 1H NMR spectrum of the following compound? A) 1 B) 2 C) 4 D) 3 A) I B) II C) III D) IV 1. 12- An unknown compound, C9H12, gave the following NMR spectrum: Triplet at 1.21 ppm (3H) Singlet at 2.30 ppm (3H) Quartet at 2.60 ppm (2H) Singlet at 7.04 ppm (4H) What is the structure of the compound? CH₂CH₂CH3 II. III. H CH3 H Br CH₂CH3 CHCH3 CH3 IV. CH₂ V. CH3 7 CH₂ CH3 CH₂ CH₂
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