composition of atoms with electon distribution in various shells after argon
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argon(Ar), Z=18, e- conf.= 2,8,8
potassium(K), Z=19, e- conf.=2,8,8,1
calcium(Ca), Z=20, e- conf.=2,8,8,2
potassium(K), Z=19, e- conf.=2,8,8,1
calcium(Ca), Z=20, e- conf.=2,8,8,2
IshitaGanguly:
hmm.. thanks dear..
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