'Alkali metals ia' presentation slideshows

Chapter 5 The Periodic Table Overview

Chapter 5 The Periodic Table Overview. Overview. The Language of Chemistry. The elements, their names, and symbols are given on the PERIODIC TABLE How many elements are there?. The Periodic Table. Dmitri Mendeleev (1834 - 1907). See Pages 132 & 133. Glenn Seaborg (1912-1999 ).

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The Periodic Table

The Periodic Table. Introduction The periodic table is made up of rows of elements and columns. An element is identified by its chemical symbol. The number above the symbol is the atomic number The number below the symbol is the rounded atomic weight of the element. A row is called a period

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