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19.2
Types of Bonds
12
Science
9th Grade
03/27/2008

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Cards

Term
When an atom loses an electron, it becomes a positively charge ion; a -- indicates the charge
Definition
superscript
Term
a -- is a charged particle because it has more or fewer electrons than protons.
Definition
ions
Term
when an atom -- an electron, it becomes a negatively charged ion.
Definition
gains
Term
an ionic compound is held together by the --: the force of attraction between oppositely charged ions.
Definition
ionic bond
Term
the result of an ionic bond is a -- compound.
Definition
neutral
Term
in an ionic compound, the sum of the charges on the ions is --.
Definition
zero
Term
a -- is the force of attraction between atoms sharing electrons.
Definition
covalent bond
Term
a -- molecule has one end that is slightly negative end and one end that is slightly positive.
Definition
polar
Term
-- are neutral particles formed as a result of sharing electrons
Definition
molecules
Term
atoms can form double or triple -- depending on whether they share two or three pairs of electrons.
Definition
bonds
Term
electrons shared in a molecule are held -- to the atoms with the larger nucleus.
Definition
more closely
Term
in a -- molecule, electrons are shared equally.
Definition
nonpolar
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