118 elements

A characteristic that can be observed or measured without changing the substance

Largest element group; they are typically solid, shiny, malleable, and good conductors of heat and electricity.

Elements that are dull, not malleable, and poor conductors of heat and electricity; usually gases or brittle solids.

Elements that have properties of both metals and nonmetals; semiconductors.

Surfaces reflects light, shiny

ability or power to easily transfer heat, electricity, or sound.

Ability to be shaped or formed into thin sheets by hammering or pressure.

Tendency to break, snap, or crack Easily

A substance that resists electric current, or a material that resists the flow of heat.

A substance that allows the flow of electric charge or transfers thermal energy through matter.

Silicon

A pure substance composed of the same type of atom

does not reflect light

ability of metals to be drawn into wires

Chlorine

Aluminum

left side of the periodic table

staircase

right side of periodic table