1
IA		     Table                   18
VIIIA		  
 
1

H

1.00794		 2
IIA		 of Elements 13
IIIA		 14
IVA		 15
VA		 16
VIA		 17
VIIA

He

4.002602
K
 
2

Li

6.941

Be

9.012

B

10.811

C

12.0107

N

14.0067

O

15.9994

F

18.9984032

Ne

20.1797		 KL
 
3

Na

22.989770

Mg

24.3050		 3
IIB		 4
IVB		 5
VB		 6
VIB		 7
VIIB		 8
-		 9
VIIIB		 10
-		 11
IB		 12
IIB

Al

26.981538

Si

28.0855

P

30.973761

S

32.066

Cl

35.453

Ar

39.948		 KLM
 
4

K

39.0983

Ca

40.078

Sc

44.955910

Ti

47.867

V

1.00794

Cr

51.9961

Mn

52.93849

Fe

55.8457

Co

58.933200

Ni

58.6934

Cu

63.546

Zn

65.409

Ga

69.723

Ge

72.64

As

74.92160

Se

78.96

Br

79.904

Kr

83.798		 KLMN
 
5

Rb

85.4678

Sr

87.62

Y

88.90585

Zr

91.224

Nb

92.90638

Mo

95.94

Tc

(98)

Ru

101.07

Rh

102.90550

Pd

106.42

Ag

107.8682

Cd

112.411

In

114.818

Sn

118.710

Sb

121.760

Te

127.60

I

126.90447

Xe

131.293		 KLMO
 
6

Cs

132.90545

Ba

137.327		 L

Hf

178.49

Ta

180.9479

W

183.84

Re

186.207

Os

190.23

Ir

192.217

Pt

195.217

Au

196.96655

Hg

200.59

Tl

204.3833

Pb

207.2

Bi

208.98038

Po

(209)

At

(210)

Rn

(222)		 KLMOP
 
7

Fr

(223)

Ra

(226)		 A

Rf

(261)

Db

(262)

Sg

(266)

Bh

(264)

Hs

(269)

Mt

(268)

Ds

(271)

Uuu

(272)

Uub

(285)

Uut

(284)

Uuq

(289)

Uup

(288)

Uuh

(292)

Uus

Uuo

 KLMOPQ
                                     
L

La

138.9055

Ce

140.116

Pr

140.90765

Nd

144.24

Pm

(145)

Sm

150.36

Eu

151.964

Gd

157.25

Tb

158.92534

Dy

162.500

Ho

164.93032

Er

167.259

Tm

168.93421

Yb

173.04

Lu

174.967		  
A

Ac

(227)

Th

232.0381

Pa

231.03588

U

238.02891

Np

(237)

Pu

(244)

Am

(243)

Cm

(247)

Bk

(247)

Cf

(251)

Es

(252)

Fm

(258)

Md

(258)

No

(259)

Lr

(262)