1

Classification périodique des éléments

18

1

1.01 1H Hélium

2

13

14

15

16

17

4 2He Hélium

2

6.94 3Li Lithium

9.02 4Be Béryllium

10.81 5B Bore

12.01 6C Carbone

14.01 7N Azote

16 8O Oxygène

19 9F Fluor

20.18 10Ne Néon

3

22.99 11Na Sodium

24.30 12Mg Magnésium

3

4

5

6

7

8

9

10

11

12

26.98 13Al Aluminium

28.08 14Si Silicium

30.97 15P Phosphore

32.06 16S Soufre

35.45 17Cl Chlore

39.95 18Ar Argon

4

39.09 19K Potassium

40.08 20Ca Calcium

44.96 21Sc Scandium

47.88 22Ti Titane

50.94 23V Vanadium

52 24Cr Chrome

54.94 25Mn Manganèse

55.85 26Fe Fer

58.93 27Co Cobalt

58.93 27Ni Nickel

63.55 29Cu Cuivre

65.39 30Zn Zinc

69.73 31Ga Gallium

72.61 32Ge Germanium

74.92 33As Arsenic

78.96 34Se Sélénium

79.91 35Br Brome

83.80 36Kr Krypton

5

85.47 37Rb Rubidium

87.62 38Sr Strontium

88.91 39Y Yttrium

91.23 40Zr Zirconium

92.91 41Nb Niobium

95.94 42Mo Molybdène

98.91 43Tc Technétium

101.07 44Ru Ruthénium

102.91 45Rh Rhodium

106.42 46Pd Palladium

107.87 47Ag Argent

112.41 48Cd Cadmium

114.82 49In Indium

118.71 50Sn Etain

121.76 51Sb Antimoine

127.60 52Te Tellure

126.91 53I Iode

131.29 54Xe Xénon

6

132.91 55Cs Césium

137.33 56Ba Baryum

La-Lu (*6)

178.49 72Hf Hafnium

180.95 73Ta Tantale

183.85 74W Tungstène

186.21 75Re Rhénium

190.2 76Os Osmium

192.22 77Ir Iridium

195.08 78Pt Platine

196.96 79Au Or

200.59 80Hg Mercure

204.38 81Tl Thallium

207.2 82Pb Plomb

208.98 83Bi Bismuth

208.98 84Po Polonium

209.98 85At Astate

222.02 86Rn Radon

7

223.02 87Fr Francium

226.03 88Ra Radium

Ac-Lr (*7)

261.12 104Ku Kurtschatovium

262.12 105Ha Hahnium

263.12 106Unh Unnilhexium

262.13 107Uns Unnilseptium

265 108Uno Unniloctium

266 109Une Unnilennium

*6

138.91 57La Lanthane

140.12 58Ce Cérium

140.91 59Pr Praséodyme

144.24 60Nd Néodyme

145 61Pm Prométhium

150.36 62Sm Samarium

151.96 63Eu Europium

157.25 64Gd Gadolinium

158.93 65Tb Terbium

162.50 66Dy Dysprosium

164.93 67Ho Holmium

167.26 68Er Erbium

168.94 69Tm Thulium

173.04 70Yb Ytterbium

74.97 71Lu Lutécium

*7

227.03 89Ac Actinium

232.04 90Th Thorium

231.04 91Pa Protactinium

238.03 92U Uranium

237.05 93Np Neptunium

244.06 94Pu Plutonium

243.06 95Am Américium

247 96Cm Curium

247.07 97Bk Berkélium

251.08 98Cf Californium

254 99Es Einsteinium

257.09 100Fm Fermium

258.09 101Md Mendelevium

259.11 102No Nobelium

260.11 103Lr Lawrencium