Chapter 18 chemistry grades 5-8
Back ©Bires, 2002Bires, 2004 Chapter 1 and 2: Matter and Change Measurements and Calculations How do we do what we do? What do we measure? How do we measure?
Classifying Chemical Reactions Oxidation-Reduction Reactions Combination Reactions Decomposition Reactions Displacement Reactions Metathesis Reactions.
Drew Residential School on Medicinal Chemistry Chemical Diversity Generation and Use in Drug Discovery Philip F. Hughes InnovaSyn, LLC Chapel Hill, NC.
Biochemistry Chapter 2. Matter Anything that occupies space and has mass Mass The quantity of matter an object has.
Elements and compounds Grade 9. Definition of an element An element is a substance that cannot be made into anything simpler by means of a chemical reaction.
Chapter 6: The Structure of Matter. Section 1: Compounds and Molecules.
CHEMICAL BONDING. THERE ARE TWO KINDS OF PURE SUBSTANCES Elements Compounds.
smallest basic particle is the atom › Electrons- negatively charged › Protons- positively charged in nucleus › Neutrons- uncharged in nucleus when.
Compound Compounds are at least 2 elements in a definite (fixed) amount.
Atoms and Their Interactions 6.1. Elements – A substance that can not be broken down into simpler chemical substances – The Periodic Table lists all known.