Concept explainers
Interpretation:
The proton decoupled
Concept introduction:
The
Answer to Problem 13.63AP
The proton decoupled
Explanation of Solution
The carbon atom exists in two isotopes
The relative intensity for the molecule in which no
The coefficient represents the number of atoms present of each element. Here the possibility of two
Here,
Here the possibility of two
The compound ethyl bromide contains two types of proton containing carbon. It gives rise to a quartet signal of
Figure 1
The proton decoupled
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Chapter 13 Solutions
ORGANIC CHEMISTRY (LL)+ SAPLING ACC >BI
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- What characteristics of the methyl benzoate spectrum rule out an aldehyde or carboxylicacid functional group giving the absorption at 1723 cm-1?arrow_forwardPropose a structure consistent with each set of data. a.C9H10O2: IR absorption at 1718 cm−1b.C9H12: IR absorption at 2850–3150 cm−1arrow_forwardC8H8O produces an IR spectrum with 3063, 1686, 1646 cm signals. HNMR is a singlet at 2.6ppm (3H), and multiplet at 7.5 (5H). What is the productarrow_forward
- Can a low-resolution mass spectrometer distinguish between C2H5 + and CHO+ ?arrow_forwardThe infrared spectrum of CBr4 has a strong absorption at 667 cm-1. What is the correct assignment of this absorption?and why ? a.) A bending or bending mode. b.) The asymmetric stretching of the four C-Br bonds. c.) The symmetric stretching of the four C-Br bonds. d.) The stretching of a C-Br bond.arrow_forwardThe natural abundance of 13C is only 1.1%. Furthermore, its sensitivity in NMR spectroscopy (a measure of the energy difference between a spin aligned with or against an applied magnetic field) is only 1.6% that of 1H. What are the relative signal intensities expected for the 1H-NMR and 13C-NMR spectra of the same sample of Si(CH3)4?arrow_forward
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