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IUPAC Periodic Table of the Elements H - IUPAC - International Union of Pure and Applied Chemistry:
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日期:2024-04-29
1 H hydrogen [1.007, 1.009] 1 18 3 Li lithium [6.938, 6.997] 4 Be beryllium 9.012 11 Na sodium 22.99 12 Mg magnesium [24.30, 24.31] 19 K potassium 39.10 20 Ca calcium 40.08 37 Rb rubidium 85.47 38 Sr strontium 87.62 55 Cs caesium 132.9 56 Ba barium 137 .....看更多