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October 1, 2014

Homework Help: chemistry- GK

Posted by jerson on Tuesday, May 20, 2008 at 10:20pm.

how is the periodic law demonstrated within the groups of the periodic table?

also I need help writing the noble gas notation for the electron configuration of each of the following elements and indicate the period in which they belong
a Li-
b O-
c Cu-
d Br -
e Sn-

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