Periodic table (metals and non-metals) - Simple English Wikipedia, the free encyclopedia

Group 1 2
3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18
Period
1 1
H
2
He
2 3
Li 		4
Be
5
B 		6
C 		7
N 		8
O 		9
F 		10
Ne
3 11
Na 		12
Mg
13
Al 		14
Si 		15
P 		16
S 		17
Cl 		18
Ar
4 19
K 		20
Ca
21
Sc 		22
Ti 		23
V 		24
Cr 		25
Mn 		26
Fe 		27
Co 		28
Ni 		29
Cu 		30
Zn 		31
Ga 		32
Ge 		33
As 		34
Se 		35
Br 		36
Kr
5 37
Rb 		38
Sr
39
Y 		40
Zr 		41
Nb 		42
Mo 		43
Tc 		44
Ru 		45
Rh 		46
Pd 		47
Ag 		48
Cd 		49
In 		50
Sn 		51
Sb 		52
Te 		53
I 		54
Xe
6 55
Cs 		56
Ba 		*
 71
Lu 		72
Hf 		73
Ta 		74
W 		75
Re 		76
Os 		77
Ir 		78
Pt 		79
Au 		80
Hg 		81
Tl 		82
Pb 		83
Bi 		84
Po 		85
At 		86
Rn
7 87
 Fr  		88
Ra 		*
*
 103
Lr 		104
Rf 		105
Db 		106
Sg 		107
Bh 		108
Hs 		109
Mt 		110
Ds 		111
Rg 		112
Cn 		113
Nh 		114
Fl 		115
Mc 		116
Lv 		117
Ts 		118
Og

* Lanthanides 57
La 		58
Ce 		59
Pr 		60
Nd 		61
Pm 		62
Sm 		63
Eu 		64
Gd 		65
Tb 		66
Dy 		67
Ho 		68
Er 		69
Tm 		70
Yb
** Actinides 89
Ac 		90
Th 		91
Pa 		92
U 		93
Np 		94
Pu 		95
Am 		96
Cm 		97
Bk 		98
Cf 		99
Es 		100
Fm 		101
Md 		102
No
Key
Metals Metalloids Nonmetals

Color coding for atomic numbers:

  • Elements numbered in blue are liquids at Standard Temperature and Pressure (STP);
  • those in green are gases at STP;
  • those in black are solid at STP;
  • those in red are synthetic (all are predicted to be solid at STP).
  • those in gray have not yet been discovered (they also have muted filled colors indicating the likely chemical series they would fall under).
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