Changes

'''Nonmetals''' are [[elements]] on the [[periodic table of the elements|periodic table]] that do not fit into the description of [[metal]]s. The [[metalloid]]s or [[semi-metal]]s are sometimes considered to be nonmetals. An example of a nonmetal is [[helium]].

'''Nonmetals''' are [[elements]] on the [[periodic table of the elements|periodic table]] that do not fit into the description of [[metal]]s. Some of the [[metalloid]]s are sometimes considered to be nonmetals.

 

Nonmetals can be solids, liquids, or gases. They can be colorless or colored. Many of them are [[oxidizing agent]]s. Nonmetals react with metals to make [[salt]]s.

 

*[[Chlorine]] is a green gas.

*[[Selenium]] is a black or gray solid.

*[[Phosphorus]] is a white waxy solid or a red powder.

*[[Bromine]] is a brown liquid.

 

[[Category:Elements]]

[[Category:Elements]]

[[Category:Chemistry]]

[[Category:Chemistry]]