Wednesday, April 30, 2014

PNICTOGENS OR  NITROGEN FAMILY OR  GROUP 15 ELEMENTS
ZElementNo. of electrons/shell
7nitrogen2, 5
15phosphorus2, 8, 5
33arsenic2, 8, 18, 5
51antimony2, 8, 18, 18, 5
83bismuth2, 8, 18, 32, 18, 5

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