Chemistry

Perkins

9 September, 08:13

Match these items.

period

1 the vertical column of the periodic table

group

valence electrons

2. the horizontal row in the periodic table

a table of the elements, arranged to illustrate the periodic

characteristics of the elements

4 another name for group

an atom will gain, lose or share electrons in order to obtain

eight valence electrons

6. electrons in the outermost energy level of an atom

family

periodic table

octet rule