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OpenStudy (anonymous):

A stable ns^2 config is (a) cs+ (b) ba ^+2+ (c) Pb^+2

OpenStudy (anonymous):

@ghazi

OpenStudy (ghazi):

i guess CS+ or CN+ cuz rest of the atoms are unstable and radioactive

OpenStudy (anonymous):

Bu the answer is Pb ^2+

OpenStudy (ghazi):

how?

OpenStudy (anonymous):

thats...wat i am,,,,also searching..for.....

OpenStudy (anonymous):

Cs and Ba do not have ns^2 config after ionization

OpenStudy (anonymous):

@Yahoo!

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