Front

What is the periodic table?

Back

A table that shows the elements with similar properties grouped together.

Front

Chemical symbol

Back

1 or 2 letters that represent an element

Front

What is the zig-zag line on the periodic table?

Back

It separates metals from nonmetals.

Front

What is atomic mass?

Back

number of protons and neutrons in nucleus

Front

Valence electrons

Back

electrons in the outermost energy level of an atom

Front

An element that has properties of both metals and nonmetals

Back

metalloid

Front

easy to shape or bend

Back

malleable

Front

An element that is shiny and conducts heat and electricity well

Back

metal

Front

Which is a metalloid? Options: H (hydrogen), Fe (iron), Si (silicon), U (uranium)

Back

Si (silicon)

Front

can be made into wires

Back

ductile