The elements are ordered in the periodic table according to increasing atomic number. This is also the number of protons in each atom. Atomic Structure Bohr Models Bohr Rutherford Diagrams For The Browse or search in thousands of pages or create your own page using a simple wizard. Periodic table elements 1 20 . Basic this is a quizlet for anyone who needs some brushing up on the elements of the periodic table. These are the first 20 elements listed in order. Periodic table of elements 1 20. Start studying elements 1 20 periodic table. Get essential facts about the first 20 elements all in one convenient place including the name atomic number atomic mass element symbol group and electron configuration. Calcium you know you can just look for a periodic table on google or something. Finally a format that helps you memorize and understand. 1 h hydrogen 2 he helium 3 li lithium 4 be beryllium 5 b boron 6 c carbon 7 n nitrogen 8 o oxygen 9. Learn periodic table of elem
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