1.
Shiny element that conducts heat and electricity
2.
Element that is dull and poorly conducts energy
3.
Element with both metal and nonmetal properties
4.
Able to be hammered into shapes
5.
Able to be stretched into wires
6.
Breaks or cracks easily
7.
State of matter with fixed shape
8.
State of matter that spreads freely
10.
Negatively charged ion
11.
Easily takes part in chemical reactions
12.
Pure substances made of one atom type
14.
Able to attract iron or metals
15.
Material that allows energy flow
16.
Common metalloid used in electronics
17.
Hard metalloid element
18.
Nonmetal essential for life
19.
Non metal gas needed for respiration
