metals,mataloids,nonmetals
density
hardness
100

a very good conductor

metal

100

what is the formula for density

d=m/v

100

whats the hardest "rock" on Moe's scale of hardness

diamond

200

a semi conductor 

metaloid

200

whats the formula for mass

v*d

200

what can scratch everything on Moe's scale of hardness

diamond

300

a very good insulator

nonmetals

300

whats the formula for volume

m/d

400

has alot of luster

metal

400

whats the density of water?

o.1

500

very dull

nonmetal