CHY 102 Lecture Notes - Lecture 5: Magnesium, Scandium, Manganese
9 Feb 2019
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Document Summary
Noble gases - he, ne, ar, kr, xe, rn. Matter anything that has mass and occupies space. Explains property and behavior of matter based on structure and events at the atomic and molecular levels. The scientific discipline that studies matter, its properties, and the changes that matter undergoes. Substance that can"t be decomposed into simpler substances. A substance that cannot be decomposed into simpler substances. The almost infinitesimally small building blocks of matter. An atom is: the smallest stable form of matter in the universe. 2 or more atoms joined in specific ways. Made of 2 or more atoms joined together. Groups of atoms (two or more) bonded chemically. A chemical combination of two or more atoms. The three forms that matter can assume; solid, liquid, and gas. Gas: can be compressed, total disorder, complete freedom of motion (particles far apart, no fixed shape or volume. Matter that has no fixed volume or shape; it uniformly fills its container.
