Use Lewis symbols to represent the reaction that occurs between Ca and F atoms.
CH 101 Lecture 1 January 13, 2017 Scientific Method Scientists use the scientific method to find explanations for the world around them Steps: o Observation o Hypothesis o Experiment o Theory Repeat process until theory becomes a law Matter All matter consists of atoms and molecules. Atoms combine to form molecules. Molecules may have the same type of atoms or different types of atoms. The ancient Greeks were the first to come up with the theory that matter consists of indivisible constituents. Atomic Structure Atoms are known as “the building blocks of matter” Scientists realized that the atom consisted of charged or uncharged (neutral) entities. The atom consi