Organic Chemistry Practice Problems Mass Spect: Isotopes Practice Problems Solution: Which of the following exists as two naturally occ...

Solution: Which of the following exists as two naturally occuring isotopes separated in mass by two amu and therefore shows an (M+2)+ peak roughly 1/3 as intense as M + in the mass spectrum.  a) Bromine b) Chlorine c) Nitrogen d) All of the above e) None of the above

Problem

Which of the following exists as two naturally occuring isotopes separated in mass by two amu and therefore shows an (M+2)+ peak roughly 1/3 as intense as M + in the mass spectrum.

a) Bromine

b) Chlorine

c) Nitrogen

d) All of the above

e) None of the above

Mass Spect: Isotopes

Mass Spect: Isotopes

Q. Which structure best fits the Ms data below?

Solved • Fri Mar 20 2020 01:59:48 GMT-0400 (EDT)

Mass Spect: Isotopes

Q. Which of the following compounds will have an odd m/z value for the molecular ion? a) I b) II c) III d) IV

Solved • Mon Sep 05 2016 10:55:11 GMT-0400 (EDT)

Mass Spect: Isotopes

Q. Compounds containing chlorine or bromine usually show a strong _____ peak. a) M+2 b) molecular ion c) base d) M+1 e) all of these

Solved • Tue Mar 15 2016 11:40:57 GMT-0400 (EDT)

Mass Spect: Isotopes

Q. Which compound below is expected to show an odd molecular ion in the mass spectrum and two IR signals between 3300 and 3500 cm-1? a) H2NCH2CH2CH2CH2C...

Solved • Thu Feb 25 2016 10:03:12 GMT-0500 (EST)