b) The mass spectrum of shows three major peaks at m/z = 58, 43,and 15. What is the molecular ion peak for this compound? What are possible structures of the fragments? c) The IR show a large stretch at 1710 cm1. What functional group is indicated by this stretch? Draw the compound.

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Mass Spectrometry

This process is an instrumental method in which a sample is changed to fast moving positive ions by electron bombardment. The charged particles vary due to their different mass to charge ratio and are estimated with the help of this difference. It is also called mass spectroscopy.