Key Terms Chapter 4 - Developing Chemical Equations Flashcards
Ion
A charged particle formed from the loss or gain of one or more electrons.
Cation
A positively charged ion
Anion
A negatively charged ion
Valence electron
An electron in the outermost occupied energy level
Binary ionic compound
A compound composed of a metal cation and a non-metal anion
Polyatomic ion
An ion that is composed of more than one atom
Ternary compound
A compound composed of three different elements
Molecular compound
A compound formed when atoms of two or more different elements share electrons
Molecule
A neutral particle composed of two or more atoms joined together by covalent bonds
Binary molecular compound
A compound that is composed of two non-metals joined by one or more covalent bonds
Reactant
A pure substance that undergoes a chemical change
Product
A pure substance that is formed in a chemical change; the properties of the product are different from the properties of the reactants
Chemical reaction
A process in which new substances with new properties are formed
Chemical equation
A representation of what happens to reactants and products during a chemical change
Coefficient
A number that is placed in front of a chemical formula in a balanced chemical equation
