Chemistry:Periodic Table
- Created by: anniehx
- Created on: 10-10-15 15:57
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The periodic table
All the different elements are arranged in a chart called the periodic table.
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The horizontal rows are called periods.
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The vertical columns are called groups.
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Elements in the same group are similar to each other.
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The metals are on the left and the non-metals are on the right.
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One non-metal, hydrogen, is often put in the middle.
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The main groups are…
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