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Matter flash cards

TermDefinition
Atomic number The number of protons (positive charge in an atom) in the nucleus of an atom.
Atomic weight The average weight of an atom of an element.
Electron affinity A measure of the ability of an atom or molecule to form a negative ion.
Electronegativity Having a negative electric charge.
Atomic radius The distance from the atomic nucleus to the outermost stable electron (negative electric charge) orbital in a atom.
Metallic character Decreases as you move across the periodic table from left to right.
Types of chemical bonds formed Ionic bonds, covalent bonds, polar covalent bonds, and hydrogen bonds
Valence electrons An electron of an atom, located in the outermost shell of the atom
Ionization energy The amount of energy required to remove an electron from an atom to form a cation.
Melting point The temperature at which a solid substance melts or fuses.
Number of bonds formed Multiple exist
Created by: 2018161