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CH. 19 Vocab


Metal they are good conductors, all but one are solid at room temperature.
Malleable able to hammer or rolled into a certain shape.
Ductile can be drawn into wires.
Metallic bonding Metallic bonding constitutes the electrostatic attractive forces between the delocalized electrons, called conduction electrons, gathered in an electron cloud and the positively charged metal ions.
radioactive element the nucleus breaks down and gives off particles and energy.
Transition element are elements in group 3-12.
non-metal are usually gases or brittle solids at room temperature.
diatomic molecule consists of two atoms of the same element in a covalent bond.
Salt If halogen gains electron from a metal, an ionic compound.
sublimation The process of a solid changing directly to a vapor without forming a liquid.
metalloid Form ionic and covalent bonds with other elements and can have metallic and nonmetallic properties.
allotrope are different forms of the same element.
semiconductor elements that conduct an electric current under certain conditions.
Transuranium element Elements having more than 92 protons, the atomic number of uranium.
Created by: anthonyrouse123