Place the following in order of decreasing IE1. Cs Mg Ar Chemistry Place the following in order of decreasing IE1.Cs Mg Ar A) Cs > Mg > Ar B) Mg > Ar > Cs C) Ar > Mg > Cs D) Cs > Ar > Mg E) Mg > Cs > Ar Answer: C Learn More : Share this Share on FacebookTweet on TwitterPlus on Google+