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 · 14 28,085 1,74 [Ne]3s23p2 1412/ 2355 Si Silicium 72,63 32 2.02 [Ar]3d104s24p2 937 / 2830 Ge Germanium 50 118,71 -o, 137(2) 1,72 [Kr]4d105s25p2 232 B / 2687

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