Ionic/ Covalent bonds study guide

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Ion

An atom or group of atoms that has become electrically charged.

Covalent bonds

A chemical bond formed when 2 atoms share electrons

Double bond

A chemical bond formed when atoms share 2 pairs of electrons

Triple bond

A chemical bond formed when atoms share 3 or more electrons

Molecular compound

A compound comprised of molecules

Ionic compound

A compound consisting of negative and positive ions.

Polar bond

A covalent bond in which electrons are unequally shared

Nonpolar bond

A covalent bond with equally shared electrons

Molecule

A neutral group of 2 or more atoms held by covalent bonds.

Coefficient

A number in front of the chemical symbol to identify how many molecules are in it.

Subscript

A number in the chemical formula that tells the number of atoms in a molecule or the ratio of elements in a compound.

Ionic bond

The attraction between 2 oppositely charged atoms


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