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metal
The ________ loses electrons to form a cation and the nonmetal becomes an anion by gaining electrons.
dots
The valence, or outer- shell, electrons are represented as ________ surrounding the atoms symbol.
Electronegativity
________ (EN) is a measure of the attractive force that an atom exerts on a bonding pair of electrons.
covalent bonds
The ________ in a molecule often are represented by a dash, which represents a shared pair of electrons.
hydrogen nucleus
Each ________ has one proton equally attracting the bonding pair of electrons.
Covalent bonding
________ is the sharing of one or more pairs of electrons.
covalent bonds
The ________ in a molecule often are represented by a dash, which represents a shared pair of electrons.
Note 
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