Chemical Concepts Demonstrated: The differences between metals and nonmetals
Demonstration:
Compare the physical properties of metals and nonmetals.
| Materials | color | luster | malleability | ductility | conduct electricity | tendency to form gases at room temp |
| liquid bromine | reddish- brown |
no |
no |
no |
no |
moderate |
| sulfur crystals | yellow |
no |
no |
no |
no |
nil |
| balloon filled with H2 or He | none |
no |
no |
no |
no |
very high |
| aluminum foil | gray |
yes |
yes |
yes |
yes |
nil |
| sheet of metal | gray |
yes |
yes |
yes |
yes |
nil |
| copper wire | reddish- brown |
yes |
yes |
yes |
yes |
nil |