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PSAE Chemistry Review. The study of matter and energy. PSAE Chemistry Review. Matter Anything with mass and volume Energy Ability to cause change or do work. PSAE Chemistry Review. The atom Basic unit of matter Made of smaller particles
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PSAE Chemistry Review The study of matter and energy
PSAE Chemistry Review • Matter • Anything with mass and volume • Energy • Ability to cause change or do work
PSAE Chemistry Review • The atom • Basic unit of matter • Made of smaller particles • Electrons orbit the nucleus due to electrostatic charges
PSAE Chemistry Review • Three Subatomic Particles
PSAE Chemistry Review • Element • A pure sample of matter containing only one type of atom • Compound • More than one type of atom chemically bonded together • Mixture • More than one type of atom in the same space but not bonded together
PSAE Chemistry Review • Physical change • Change in state without changing the chemical formula. • Always involves absorbing or emitting energy • Solid Liquid Gas Plasma • Chemical Change • A change in the chemical formula of a compound • Changes the properties of the chemicals involved • 2 KI (aq) + Pb(NO3)2 (aq) 2 KNO3 (aq) + PbI2 (s)
PSAE Chemistry Review • Periodic Table of the Elements
PSAE Chemistry Review 48Cd Cadmium112.411
PSAE Chemistry Review • Group 1: Alkali metals • Group 2: Alkaline Earth Metals • Groups 3-12: Transition metals • Group 17: Halogens • Group 18: Nobel gases • Metals to left • Metalloids in purple • Nonmetals to right • Rare Earth Metals at bottom
PSAE Chemistry Review • Periodic trends