ELEMENTS

METALS

CHARACTERISTICS

• Has luster
• Malleable
• Ductile
• Conductors of heat

SODIUM

• Used when making titanium
• Used in lights
• Can make compounds

NONMETALS

CHARACTERISTICS

• Low density
• Low melting point
• Breaks easily
• No luster

CARBON

• It is the basis of fuels
• A good lubricant
• Is a key compound of steel

METALLOIDS

CHARACTERISTICS

• Some are semiconductors
• Can conduct electricity
• Brittle

SILICON

• Used to make concrete and bricks
• An ingredient of glass
• Plants and animals use it