Vocabulary Review for Chapters 4/5 (Periodic Table)      Name ________________ Period ___

 

(page))

 

 

Write a definition for each of the vocabulary words.

119

 

proton

 

119

 

neutron

 

121

 

atomic number

 

121

 

mass number

 

122

 

isotope

 

124

 

amu

 

125

 

mole

 

130

 

  valence
electron

 

147

 

 periodic
law

 

150

 

 period

 

150

 

group

 

153

 

 ion

 

154

 

metal

 

154

 

nonmetal

 

154

 

semiconductor

 

157

 

alkalai metal

 

158

 

alkaline-earth
metal

 

159

 

transition metal

 

161

 

noble gas

 

162

 

halogen