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PS Ch.20


Chemical Formula Chemical shorthand that uses symbols to tell what elements are in a compound and their ratios.
Chemical Bond Force that holds atoms together in a compound.
Ion Charged particle that has either more or fewer electrons than protons.
Ionic Bond Attraction formed between oppositely charged ions in an ionic compound.
Covalent Bond Attraction formed between atoms when they share electrons.
Molecule A neutral particle that forms as a result of electron sharing.
Polar Molecule Molecule with a slightly positive end and a slightly negative end as a result of electrons being shared unequally.
Nonpolar Molecule Molecule that shares electrons equally and does not have oppositely charged ends.
Binary Compound Compound that is composed of two elements.
Oxidation Number Positive or negative number that indicates how many electrons an atom has gained, lost, or shared to become stable.
Polyatomic Ion Positively charged or negatively charged, covalently bonded group of atoms.
Hydrate Compound that has water chemically attached to its ions and written into its chemical formula.
Created by: callienewsom