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1 1 H Hydrog-en

Classification des éléments (périodique) par MENDELEÏVE. 1 1 H Hydrog-en. 2 4 He Hélliu -m. 3 7 Li litium. 4 9 Be Béryli-um. 5 11 B Bore. 6 12 C carbon-ne. 7 14 N azote. 8 16 O oxygen. 9 19 F fluor. 10 20 Ne néon. 12 24

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1 1 H Hydrog-en

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  1. Classification des éléments (périodique) par MENDELEÏVE 1 1 H Hydrog-en 2 4 He Hélliu-m 3 7 Li litium 4 9 Be Béryli-um 5 11 B Bore 6 12 C carbon-ne 7 14 N azote 8 16 O oxygen 9 19 F fluor 10 20 Ne néon 12 24 Mg Magn-ésium 11 23 Na Sodiu-m 13 27 Al Allumi-nium 29 Si Siliciu-m 15 31 P Phosp-hore 16 32 S soufre 17 35 Cl chlor 18 40 Ar Argon 19 39 K Potass-ium 20 40 Ca claciu-m Halogen Tue desinfect Gaz Rare Gaz Noble Gaz Inerte Alcalino-terreux alcalin

  2. Hydrogen 3 P N N é

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