Az elemek periódusos rendszere
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
I A
II A
III B
IV B
V B
VI B
VII B
VIII B
I B
II B
III A
IV A
V A
VI A
VII A
VIII B
1.
1
H
Hidrogén
1 g/mol
s-mező
p-mező
d-mező
f-mező
Az oldalon feltüntetett adatok
megbízható forrásból
származnak!
2
He
Hélium
4 g/mol
2.
3
Li
lítium
6.94 g/mol
4
Be
berillium
9.01 g/mol
Készítette
:
Páli Dániel
5
B
bór
10.81 g/mol
6
C
szén
12.01 g/mol
7
N
nitrogén
14.01 g/mol
8
O
oxigén
16 g/mol
9
F
fluor
19 g/mol
10
Ne
neon
20.18 g/mol
3.
11
Na
nátrium
22.99 g/mol
12
Mg
magnézium
24.31 g/mol
13
Al
alumínium
26.98 g/mol
14
Si
szilícium
28.09 g/mol
15
P
foszfor
30.97 g/mol
16
S
kén
32.07 g/mol
17
Cl
klór
35.45 g/mol
18
Ar
argon
39.95 g/mol
4.
19
K
kálium
39.1 g/mol
20
Ca
kalcium
40.08 g/mol
21
Sc
szkandium
44.96 g/mol
22
Ti
titán
47.87 g/mol
23
V
vanádium
50.94 g/mol
24
Cr
króm
52 g/mol
25
Mn
mangán
54.94 g/mol
26
Fe
vas
55.85 g/mol
27
Co
kobalt
58.93 g/mol
28
Ni
nikkel
58.69 g/mol
29
Cu
réz
63.55 g/mol
30
Zn
cink
65.38 g/mol
31
Ga
gallium
69.72 g/mol
32
Ge
germánium
72.64 g/mol
33
As
arzén
74.92 g/mol
34
Se
szelén
78.96 g/mol
35
Br
bróm
79.9 g/mol
36
Kr
kripton
83.8 g/mol
5.
37
Rb
rubídium
85.47 g/mol
38
Sr
stroncium
87.62 g/mol
39
Y
ittrium
88.91 g/mol
40
Zr
cirkónium
91.22 g/mol
41
Nb
nióbium
92.91 g/mol
42
Mo
molibdén
95.96 g/mol
43
Tc
technécium
98.91 g/mol
44
Ru
ruténium
101.07 g/mol
45
Rh
ródium
102.91 g/mol
46
Pd
palládium
106.42 g/mol
47
Ag
ezüst
107.87 g/mol
48
Cd
kadmium
112.41 g/mol
49
In
indium
114.82 g/mol
50
Sn
ón
118.71 g/mol
51
Sb
antimon
121.76 g/mol
52
Te
tellúr
127.6 g/mol
53
I
jód
126.9 g/mol
54
Xe
xenon
131.29 g/mol
6.
55
Cs
cézium
132.91 g/mol
56
Ba
bárium
137.33 g/mol
57
La
lantán
138.91 g/mol
72
Hf
hafnium
178.49 g/mol
73
Ta
tantál
180.95 g/mol
74
W
volfrám
183.84 g/mol
75
Re
rénium
186.21 g/mol
76
Os
ozmium
190.23 g/mol
77
Ir
irídium
192.22 g/mol
78
Pt
platina
195.08 g/mol
79
Au
arany
196.97 g/mol
80
Hg
higany
200.59 g/mol
81
Tl
tallium
204.38 g/mol
82
Pb
ólom
207.21 g/mol
83
Bi
bizmut
208.98 g/mol
84
Po
polónium
208.98 g/mol
85
At
asztácium
209.99 g/mol
86
Rn
radon
222.02 g/mol
7.
87
Fr
francium
223.02 g/mol
88
Ra
rádium
226.03 g/mol
89
Ac
aktínium
227.03 g/mol
104
Rf
radzerfordium
265 g/mol
105
Db
dubnium
268 g/mol
106
Sg
sziborgium
272 g/mol
107
Bh
borium
273 g/mol
108
Hs
hasszium
276 g/mol
109
Mt
meitnerium
279 g/mol
110
Ds
darmstadtium
278 g/mol
111
Rg
röntgenium
283 g/mol
112
Cn
kopernícium
285 g/mol
Lantanoidák
58
Ce
cérium
140.12 g/mol
59
Pr
prazeodímium
140.91 g/mol
60
Nd
neodímium
144.24 g/mol
61
Pm
prométium
146.92 g/mol
62
Sm
szamárium
150.36 g/mol
63
Eu
európium
151.96 g/mol
64
Gd
gadolínium
157.25 g/mol
65
Tb
terbium
158.93 g/mol
66
Dy
diszprózium
162.5 g/mol
67
Ho
holmium
164.93 g/mol
68
Er
erbium
167.26 g/mol
69
Tm
túlium
168.93 g/mol
70
Yb
itterbium
173.05 g/mol
71
Lu
lutécium
174.97 g/mol
Aktinoidák
90
Th
tórium
232.04 g/mol
91
Pa
protaktínium
231.04 g/mol
92
U
urán
238.03 g/mol
93
Np
neptúnium
237.05 g/mol
94
Pu
plutónium
244.06 g/mol
95
Am
amerícium
243.06 g/mol
96
Cm
kűrium
247.07 g/mol
97
Bk
berkélium
247.07 g/mol
98
Cf
kalifornium
251.08 g/mol
99
Es
einsteinium
252.08 g/mol
100
Fm
fermium
257.1 g/mol
101
Md
mendelévium
258.1 g/mol
102
No
nobélium
259.1 g/mol
103
Lr
laurencium
264 g/mol