8s-1The Transportation Model William J. Stevenson Operations Management 8 th edition.
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Chemistry Revision Material. Topics: The Periodic Table –The first 20 elements (name and symbol) –Metals/Non-Metals/Metalloids/Noble Gases –Groups/Periods.
Elements Science has come along way since Aristotle’s theory of Air, Water, Fire, and Earth. Scientists have identified 90 naturally occurring elements,
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Edexcel Additional Chemistry (C2) Revision – Mrs. Moon.
The Periodic Table of Elements Dmitri Mendeleev (1834-1907) Russian Chemist Published the first version of the period table in 1869 Arranged elements.
Unit 2- Materials: Structure and Uses. Section 2. A – Why we use what we do.
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Atoms, Elements and the periodic table Matter All matter is composed of atoms and groups of atoms bonded together, called molecules. Substances that.
Wednesday, March 19 th : “A” Day Thursday, March 20 th : “B” Day Agenda Collect Homework: pg. 21/22 practice worksheet Continue Section 7.1: “Avogadro’s.
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