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This is a characteristic of the elements in the periodic table that shows a pattern. it may increase or decrease across or down the table.
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In the following table, all the columns for the element calcium are filled out correctly. element electron structure of atom electron structure of ion net ionic charge calcium 1s22s22p63s23p64s2 1s32s22p63s23p64s1 +1 true false
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Difference between chemical and physical property...
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