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What is the periodic table? |
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A table that organizes the known elements into groups and periods based on how the elements relate to each other
Is is called such because the horizontal rows are "periods".
See the Related Questions and Web Links to the left for more information about the periodic table.
First answer by Young Thinker. Last edit by Young Thinker. Contributor trust: 43 [recommend contributor]. Question popularity: 34 [recommend question]




