15. Analytical Techniques:IR, NMR, Mass Spect

Which compound with molecular formula $C_9{H}_{10}{O}_2$ would show two doublets and two singlets in its $H^1$ NMR spectrum?

Which of the following is not a common solvent used for acquiring a $1^H$ NMR spectrum?

In NMR spectroscopy, which of the following protons would absorb furthest downfield (at the highest chemical shift)?

In ${\mathrm{^\{13\}}}_C$ NMR spectroscopy, which type of carbon atom is most likely to appear at the highest chemical shift (downfield, largest ppm value) in the spectrum of an aromatic compound?

Which of the following best explains how $H^1$ NMR spectroscopy can be used to distinguish between ${\mathrm{CH}}_3\mathrm{Br}$ (bromomethane) and ${\mathrm{CH}}_{3}I$ (iodomethane)?

Which $1^H$ NMR spectrum would be representative of tetramethylsilane (${\mathrm{Si}}_1{\mathrm{(CH}}_3{)}^4$)?

Given a proton NMR spectrum with a singlet at $2.1$ ppm integrating to $3$ hydrogens and a quartet at $2.5$ ppm integrating to $2$ hydrogens, which of the following compounds best fits this data?

Which of the following 1H NMR spectra best corresponds to diethyl ether ($C_2{H}_{5}O{C}_2{H}_5$)?

Which of the following structures corresponds to a ${13}^C$ NMR spectrum showing a single peak at approximately $77$ ppm?

Which isomer of $C_4{H}_9{\mathrm{Br}}_1$ would show only one peak in its $1_H$ NMR spectrum?

Which of the following molecules would have 5 distinct peaks in its ${13}^C$ NMR spectrum?

How would you use $1^H$ NMR spectroscopy to distinguish between ${\mathrm{CH}}_3\mathrm{CH}{2}_{\mathrm{OH}}$ (ethanol) and ${\mathrm{CH}}_{3}O{\mathrm{CH}}_3$ (dimethyl ether)?

Which of the following best describes the expected $1^H$ NMR spectrum of acetophenone ($C_6{H}_5\mathrm{COCH}{3}_{}$) in terms of the number of distinct proton signals?

Which of the following best describes the expected $1^H$ NMR spectrum of diacetylferrocene?

Which of the following best describes the expected number of distinct proton environments (signals) in the $C_4{H}_8{O}_2$ compound butyl acetate in its $H^1$ NMR spectrum?