Examlex
Radon is a chemically inert gas that emanates from certain soils and builds up in confined spaces such as the basements of buildings.
Non-metal Free Elements
Elements that exist in their natural state not combined with other elements and do not display metallic characteristics; examples include oxygen (O2) and nitrogen (N2).
Redox Reaction
A chemical reaction where the oxidation states of atoms are changed through the transfer of electrons.
Oxidation State
The measure of the degree of oxidation of an atom in a substance, indicating the number of electrons lost or gained by an atom.
Reaction
A chemical process in which substances interact to form new products typically characterized by a change in properties.
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