Created by: SanjaMilovanovic44
Number of Blossarys: 5
Born 1901; died 1994. American scientist who studied the structure of molecules and chemical compounds.
A substance that is harmful or fatal if it is breathed in, swallowed, or touched.
One of the six gases that almost never react with other chemical elements. They appear in the column of the Periodic Table that is farthest to the right.
To combine with oxygen. When iron oxidizes, it turns to rust. To lose one or more electrons in a chemical reaction.
Born 1834; died 1907. Russian scientist who invented the Periodic Table of the elements in 1869.
Not able to be dissolved in a particular substance. Many rocks and metals are insoluble in water.
The total number of protons and neutrons in the nucleus of an atom. Nitrogen has a mass number of 14(7 neutrons and 7 protons).