Pluchino – Regents Chemistry Atoms, Formuals & Reactions – 01 Element Symbols Aim: How do we represent elements and chemical formulas? Do Now: The periodic table contains roughly 100 elements. How is it possible that all the material on Earth comes from these 100 building blocks? How are all the elements represented on the periodic table? What patterns do you observe? Rules for elemental symbols: First letter is capitalized Second letter is lowercase Practice: Identify the following as a compound or element:
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