Sunday, November 21, 2010

How do I find the valence number in a periodic table?

I need to find the valence number of all the elements in the periodic table. Where is located and what does it mean? Thanks!How do I find the valence number in a periodic table?
the valance number is the # of electrons in an elements outermost energy level. the transition elements have different valance #s and Group 1- 1

Group 2- 2

Group 13- 3

Group 14- 4

Group 15- 5

Group 16- 6

Group 17- 7

Group 18- 0


No comments:

Post a Comment