ELEMENTI CHIMICI

Elemento

Simbolo

Z

massa u.m.a

configurazione

numero di ox

 

Afnio

Hf

72

178,49

(Xe)4f145d26s2

+4

Alluminio

Al

13

26,981539

(Ne)3s23p1

+3

Americio

Am

95

(243)

(Rn)5f76d07s2

+6 +5 +4 +3

Antimonio

Sb

51

121,757

(Kr)4d105s25p3

+3 +5 -3

Argento

Ag

47

107,8682

(Kr)4d105s1

+1 +2

Argon

Ar

18

39,948

(Ne)3s23p6

 

Arsenico

As

33

74,92159

(Ar)3d104s24p3

+3 +5 -3

Astato

At

85

(210)

(Xe)4f145d36s26p5

+1 +3 +5 +7 -1

Attinio

Ac

89

227,0278

(Rn)6d17s2

+3

Azoto

N

7

14,00674

(He)2s22p3

+3 +5 +4 +2 -3

Bario

Ba

56

137,327

(Xe)6s2

+2

Berillio

Be

4

9,012182

(He)2s2

+2

Berkelio

Bk

97

(247)

(Rn)5f96d07s2

+4 +3

Bismuto

Bi

83

208,98037

(Xe)4f145d36s26p3

+3 +5

Boro

B

5

10,811

(He)2s22p1

+3

Bromo

Br

35

79,904

(Ar)3d104s24p5

+1 +5 +3 +7 -1

Cadmio

Cd

48

112,411

(Kr)4d105s2

+2

Calcio

Ca

20

40,078

(Ar)4s2

+2

Californio

Cf

98

(251)

(Rn)5f106d07s2

+4 +3

Carbonio

C

6

12,011

(He)2s22p2

+4 +2 -4

Cerio

Ce

58

140,115

(Xe)4f15d16s2

+3 +4

Cesio

Cs

55

132,90543

(Xe)6s1

+1

Cloro

Cl

17

35,4527

(Ne)3s23p5

+1 +3 +5 +7 -1

Cobalto

Co

27

58,93320

(Ar)3d74s2

+2 +3

Cromo

Cr

24

51,9961

(Ar)3d54s1

+6 +3 +2

Curio

Cm

96

(247)

(Rn)5f76d17s2

+4 +3

Disprosio

Dy

66

162,50

(Xe)4f105d062

+3

Einstenio

Es

99

(252)

(Rn)5f116d07s2

+3

Elio

He

2

4,002602

1s2

 

Erbio

Er

68

167,26

(Xe)4f125d06s2

+3

Europio

Eu

63

151,965

(Xe)4f75d06s2

+3 +2

Fermio

Fm

100

(257)

(Rn)5f126d07s2

+3

Ferro

Fe

26

55,847

(Ar)3d64s2

+3 +2 +6 -2

Fluoro

F

9

18,9984032

(He)2s22p5

-1

Fosforo

P

15

30,973762

(Ne)3s23p3

+3 +5 +4 -3

Francio

Fr

87

(223)

(Rn)7s1

+1

Gadolinio

Gd

64

157,25

(Xe)4f75d16s2

+3

Gallio

Ga

31

69,723

(Ar)3d104s24p1

+3

Germanio

Ge

32

72,61

(Ar)3d104s24p2

+4

Hahnio

Ha

105

(262)

(Rn)5f146d37s2

 

Idrogeno

H

1

1,00794

1s1

+1 -1

Indio

In

49

114,818

(Kr)4d105s25p1

+3

Iodio

I

53

126,90447

(Kr)4d105s25p5

+1 +5 +7 -1

Iridio

Ir

77

192,22

(Xe)4f145d76s2

+1 +2 +3 +4 +6 -1

Itterbio

Yb

70

173,04

(Xe)4f145d06s2

+3 +2

Ittrio

Y

39

88,90585

(Kr)4d15s2

+3

Kripton

Kr

36

83,80

(Ar)3d104s24p6

+2

Lantanio

La

57

138,9055

(Xe)5d16s2

+3

Laurenzio

Lr

103

(260)

(Rn)5f146d17s2

+3

Litio

Li

3

6,941

(He)2s1

+1

Lutezio

Lu

71

174,967

(Xe)4f145d16s2

+3

Magnesio

Mg

12

24,3050

(Ne)3s2

+2

Manganese

Mn

25

54,9493805

(Ar)3d54s2

+7 +6 +4 +3 +2 -1

Mendelevio

Md

101

(258)

(Rn)5f136d07s2

+3

Mercurio

Hg

80

200,59

(Xe)4f145d106s2

+2 +1

Molibdeno

Mo

42

95,94

(Kr)4d55s1

+6 +5 +4 +3 +2

Neodimio

Nd

60

144,24

(Xe)4f45d06s2

+3

Neon

Ne

10

20,1797

(He)2s22p6

 

Nettunio

Np

93

(237)

(Rn)5f46d17s2

+6 +5 +4 +3

Nichel

Ni

28

58,6934

(Ar)3d84s2

+2 +3

Niobio

Nb

41

92,90638

(Kr)4d45s1

+5 +3

Nobelio

No

102

(259)

(Rn)5f146d07s2

+3 +2

Olmio

Ho

67

164,93032

(Xe)4f115d06s2

+3

Oro

Au

79

196,96654

(Xe)4f145d106s1

+3 +1

Osmio

Os

76

190,23

(Xe)4f145d66s2

+2 +3 +4 +6 +8 -2

Ossigeno

O

8

15,9994

(He)2s22p4

-2 -1

Palladio

Pd

46

106,42

(Kr)4d105s0

+2 +4

Piombo

Pb

82

207,19

(Xe)4f145d36s26p2

+4 +2

Platino

Pt

78

195,08

(Xe)4f145d96s1

+2 +4

Plutonio

Pu

94

(239)

(Rn)5f66d07s2

+6 +5 +4 +3

Polonio

Po

84

(209)

(Xe)4f145d36s26p4

+2 +4 +6

Potassio

K

19

39,0983

(Ar)4s1

+1

Praseodimio

Pr

59

140,90765

(Xe)4f35d06s2

+3 +4

Promezio

Pm

61

146,92

(Xe)4f55d06s2

+3

Protoattinio

Pa

91

231,03588

(Rn)5f26d17s2

+5 +4

Radio

Ra

88

226,0254

(Rn)7s2

+2

Radon

Rn

86

(222)

(Xe)4f145d36s26p6

 

Rame

Cu

29

63,546

(Ar)3d1o4s1

+2 +1

Renio

Re

75

186,207

(Xe)4f145d56s2

+7 +6 +4 +2 -1

Rodio

Rh

45

102,90550

(Kr)4d85s1

+1 +2 +3 +4 +5

Rubidio

Rb

37

85,4678

(Kr)5s1

+1

Rutenio

Ru

44

101,07

(Kr)4d75s1

+2 +3 +4 +6 +8 -2

Rutherfordio

(Kurciatovio)

Rf

(Ku)

104

(261)

(Rn)5f146d27s2

 

Samario

Sm

62

150,36

(Xe)4f65d06s2

+3 +2

Scandio

Sc

21

44,955910

(Ar)3d14s2

+3

Selenio

Se

34

78,96

(Ar)3d104s24p4

+2 +4 +6 -2

Silicio

Si

14

28,0855

(Ne)3s23p2

+4 -4

Sodio

Na

11

22,989768

(Ne)3s1

+1

Stagno

Sn

50

118,710

(Kr)4d105s25p2

+4 +2

Stronzio

Sr

38

87,62

(Kr)5s2

+2

Tallio

Tl

81

204,3833

(Xe)4f145d36s26p1

+3 +1

Tantalio

Ta

73

180,9479

(Xe)4f145d36s2

+5

Tecnezio

Tc

43

(98)

(Kr)4d65s1

+7

Tellurio

Te

52

127,60

(Kr)4d105s25p4

+2 +4 +6 -2

Terbio

Tb

65

158,92534

(Xe)4f95d06s2

+3 +4

Titanio

Ti

22

47,88

(Ar)3d24s2

+4 +3

Torio

Th

90

232,0381

(Rn)5f06d27s2

+4

Tullio

Tm

69

168,93421

(Xe)4f135d06s2

+3 +2

Tungsteno

(Wolframio)

W

74

183,84

(Xe)4f145d46s2

+6 +5 +4 +3 +2

Uranio

U

92

238,0289

(Rn)5f36d17s2

+6 +5 +4 +3

Vanadio

V

23

50,9415

(Ar)3d34s2

+5 +4 +3 +2

Xeno

Xe

54

131,29

(Kr)4d105s25p6

+6 +4 +2

Zinco

Zn

30

65,39

(Ar)3d104s2

+2

Zirconio

Zr

40

91,224

(Kr)4d25s2

+4

Zolfo

S

16

32,066

(Ne)3s23p4

+2 +4 +6 -2