hydrogen chemical element the periodic table with symbol |
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| navigate by keyword : hydrogen element periodic table atomic number symbol chemical elements water gas light lightest diatomic hydrogenium nonmetal explosive energy resource fuel shielding industry natural material chemistry name atom substance sign tabular display system grid raster chart education research scientific science blue vector |
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| Hydrogen on the periodic table of the elements. Nonmetallic and lightest chemical element,with symbol H for Latin hydrogenium,with atomic number 1. Most abundant chemical substance in the universe. |
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