click below
click below
Normal Size Small Size show me how
STAAR Periodic Table
Periodic table terms
Term | Definition |
---|---|
Group | Vertical Column, Same Valence |
Period | Horizontal Row; Same Energy Levels |
Metals | Shiny, Conductive, Ductile, Malleable |
Nonmetals | Brittle, not conductive, includes gases |
Metalloids | Some but not all properties of Metals |
Element | Pure substance |
Compound | Two or more elements combined |
Subscript | Number below the line following element's symbol |
Coefficient | Number on the line in front of element or compound |
Most Reactive Groups | Groups 1 & 17; Alkali Metals & Halides |