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14 Cards in this Set

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  • Back
A precise statement that tells which elements are in a compound and their ratio.
Chemical formula
Describes an atom whose outer energy level is completely filled with electrons.
Chemically stable
The force that holds together the atoms in a compound. Chemical bonding occurs because atoms of most elements become more stable by losing, gaining and sharing electrons.
Chemical bond
A positively or negatively charged atom.
A type of chemical bond formed by the attraction between opposite charges of the ions in an ionic compound.
Ionic bond
A type of chemical bond formed by atoms when they share electrons; covalent bonding produces molecules.
Covalent bond
A molecule with opposite charges on each end
Polar molecule
A molecule that does not have oppositely charged ends
Nonpolar molecule
hazardous substance that can injure living tissue; toxic compounds are poisonous
Hazardous compound that attacks and alters metals, human tissue, or other materials
a positive or negative number that indicates how many electrons an atom has lost, gained or shared when bonding with other atoms
oxidation number
a chemical compound comprised of 2 elements
binary compound
A group of covalently bonded atoms in which the whole group is positively or negatively charged
Polyatomic ion
A compound that has water molecules chemically attached to its ions and written into its formula