vector periodic table the elements |
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navigate by keyword : actinide alkali alkaline atom atoms background chemical chemistry color copper design education electron element elements gas gold graphic halogen helium hydrogen information iron laboratory lanthanide livermorium mendeleev metal metalloid nature noble nonmetal oxygen oxygene period periodic physics poster resources scheme school science scientific student symbol symbols table the transition vector x27 |
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Vector periodic table of the elements Mendeleev |
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