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Periodic Chart
In elemental science, this periodic table of elements is one of many ways to organize (chart) the elements, which uses columns (groups) and rows.

Groups â†’
Periods â†“ 1 2 3 * 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18

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 57
La* * 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 89
Ac~ ~ 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
Nh 117
Ts 118
Og

* Lanthanide Series 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 71
Lu

~ Actinide
Series 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 103
Lr

*