[MCAT Question of the Day, Click Display Images To See] + Join us on Facebook<http://mcatquestionoftheday.us4.list-manage.com/track/click?u=d3318065969b7c08ead5d4c4d&id=bf22da4721&e=61d7ba7392> + Connect on Twitter<http://mcatquestionoftheday.us4.list-manage.com/track/click?u=d3318065969b7c08ead5d4c4d&id=8ac237d773&e=61d7ba7392> HNMR Identification In proton NMR spectroscopy, which compounds or functional groups show a characteristic peak in the range 9-10 ppm? A. halogenated alkanes. B. aldehydes. C. alcohols. D. aromatic compounds. To see the solution, visit the following link: http://mcatquestionoftheday.com/chemistry/hnmr-identification/<http://mcatquestionoftheday.us4.list-manage.com/track/click?u=d3318065969b7c08ead5d4c4d&id=9a588df55a&e=61d7ba7392>