Template:Periodic table (atomic weight)

Atomic weight
	1	2	3	4	5	6	7	8	9	10	11	12	13	14	15	16	17	18
Group →
↓ Period
1	H 1.008																	He 4.003
2	Li 6.94	Be 9.012											B 10.81	C 12.01	N 14.01	O 16.00	F 19.00	Ne 20.18
3	Na 22.99	Mg 24.31											Al 26.98	Si 28.09	P 30.97	S 32.06	Cl 35.45	Ar 39.95
4	K 39.10	Ca 40.08	Sc 44.96	Ti 47.87	V 50.94	Cr 52.00	Mn 54.94	Fe 55.85	Co 58.93	Ni 58.69	Cu 63.55	Zn 65.38	Ga 69.72	Ge 72.63	As 74.92	Se 78.97	Br 79.90	Kr 83.80
5	Rb 85.47	Sr 87.62	Y 88.91	Zr 91.22	Nb 92.91	Mo 95.95	Tc [97.91]	Ru 101.07	Rh 102.91	Pd 106.42	Ag 107.87	Cd 112.41	In 114.82	Sn 118.71	Sb 121.76	Te 127.60	I 126.90	Xe 131.29
6	Cs 132.91	Ba 137.33		Hf 178.49	Ta 180.95	W 183.84	Re 186.21	Os 190.23	Ir 192.22	Pt 195.08	Au 196.97	Hg 200.59	Tl 204.38	Pb 207.2	Bi 208.98	Po [208.98]	At [209.99]	Rn [222.02]
7	Fr [223.02]	Ra [226.03]		Rf [267.12]	Db [268.13]	Sg [271.13]	Bh [270.13]	Hs [277.15]	Mt [278.16]	Ds [281.17]	Rg [282.17]	Cn [285.18]	Uut [286.19]	Fl [289.19]	Uup [289.19]	Lv [293.20]	Uus [294.21]	Uuo [294.21]
			La 138.91	Ce 140.12	Pr 140.91	Nd 144.24	Pm [144.91]	Sm 150.36	Eu 151.96	Gd 157.25	Tb 158.93	Dy 162.50	Ho 164.93	Er 167.26	Tm 168.93	Yb 173.05	Lu 174.97
			Ac [227.03]	Th 232.04	Pa 231.04	U 238.03	Np [237.05]	Pu [244.06]	Am [243.06]	Cm [247.07]	Bk [247.07]	Cf [251.08]	Es [252.08]	Fm [257.10]	Md [258.10]	No [259.10]	Lr [266.12]

Legend for the periodic table

Primordial From decay Synthetic Border shows natural occurrence of the element

Background color shows subcategory in the metal–metalloid–nonmetal trend: Metal Metalloid Nonmetal Unknown chemical properties Alkali metal Alkaline earth metal Lan­thanide Actinide Transition metal Post-​transition metal Polyatomic nonmetal Diatomic nonmetal Noble gas