|
hydrogen |
H, 1 |
|
helium |
He, 2 |
|
lithium |
Li, 3 |
|
beryllium |
Be, 4 |
|
sodium |
Na, 11 |
|
magnesium |
Mg, 12 |
|
potassium |
K, 19 |
|
calcium |
Ca, 20 |
|
rubidium |
Rb, 37 |
|
strontium |
Sr, 38 |
|
caesium |
Cs, 55 |
|
barium |
Ba, 56 |
|
francium |
Fr, 87 |
|
radium |
Ra, 88 |
|
boron |
B, 5 |
|
carbon |
C, 6 |
|
nitrogen |
N, 7 |
|
oxygen |
O, 8 |
|
fluorine |
F, 9 |
|
neon |
Ne, 10 |
|
aluminium |
Al, 13 |
|
silicon |
Si, 14 |
|
phosphorus |
P, 15 |
|
sulfur |
S, 16 |
|
chlorine |
Cl, 17 |
|
argon |
Ar, 18 |
|
gallium |
Ga, 31 |
|
germanium |
Ge, 32 |
|
arsenic |
As, 33 |
|
selenium |
Se, 34 |
|
bromine |
Br, 35 |
|
krypton |
Kr, 36 |
|
indium |
In, 49 |
|
tin |
Sn, 50 |
|
antimony |
Sb, 51 |
|
tellurium |
Te, 52 |
|
iodine |
I, 53 |
|
xenon |
Xe, 54 |
|
thallium |
Tl, 81 |
|
lead |
Pb, 82 |
|
bismuth |
Bi, 83 |
|
polonium |
Po, 84 |
|
astatine |
At, 85 |
|
radon |
Rn, 86 |
|
noble gases |
He,Ne,Ar,Kr,Xe,Rn |
|
halogens |
F,Cl,Br,I,At |
|
alkali metals |
Li,Na,K,Rb,Cs,Fr |
|
alkaline earth metals |
Be,Mg,Ca,Sr,Ba,Ra |





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