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Periodic Table of Elements

Sorted by Atomic Radius

	Name	Sym	#
0.49 Å	Helium	He	2
0.51 Å	Neon	Ne	10
0.57 Å	Fluorine	F	9
0.65 Å	Oxygen	O	8
0.75 Å	Nitrogen	N	7
0.79 Å	Hydrogen	H	1
0.88 Å	Argon	Ar	18
0.91 Å	Carbon	C	6
0.97 Å	Chlorine	Cl	17
1.03 Å	Krypton	Kr	36
1.09 Å	Sulfur	S	16
1.12 Å	Bromine	Br	35
1.17 Å	Boron	B	5
1.22 Å	Selenium	Se	34
1.23 Å	Phosphorus	P	15
1.24 Å	Xenon	Xe	54
1.32 Å	Iodine	I	53
1.33 Å	Arsenic	As	33
1.34 Å	Radon	Rn	86
1.4 Å	Beryllium	Be	4
1.42 Å	Tellurium	Te	52
1.43 Å	Astatine	At	85
1.46 Å	Silicon	Si	14
1.52 Å	Germanium	Ge	32
1.53 Å	Polonium	Po	84
1.53 Å	Antimony	Sb	51
1.53 Å	Zinc	Zn	30
1.57 Å	Copper	Cu	29
1.62 Å	Nickel	Ni	28
1.63 Å	Bismuth	Bi	83
1.67 Å	Cobalt	Co	27
1.71 Å	Cadmium	Cd	48
1.72 Å	Tin	Sn	50
1.72 Å	Iron	Fe	26
1.72 Å	Magnesium	Mg	12
1.75 Å	Silver	Ag	47
1.76 Å	Mercury	Hg	80
1.79 Å	Palladium	Pd	46
1.79 Å	Manganese	Mn	25
1.79 Å	Gold	Au	79
1.81 Å	Gallium	Ga	31
1.81 Å	Lead	Pb	82
1.82 Å	Aluminum	Al	13
1.83 Å	Platinum	Pt	78
1.83 Å	Rhodium	Rh	45
1.85 Å	Chromium	Cr	24
1.87 Å	Iridium	Ir	77
1.88 Å	Actinium	Ac	89
1.89 Å	Ruthenium	Ru	44
1.92 Å	Vanadium	V	23
1.92 Å	Osmium	Os	76
1.95 Å	Technetium	Tc	43
1.97 Å	Rhenium	Re	75
2.0 Å	Indium	In	49
2.0 Å	Titanium	Ti	22
2.01 Å	Molybdenum	Mo	42
2.02 Å	Tungsten	W	74
2.05 Å	Lithium	Li	3
2.08 Å	Niobium	Nb	41
2.08 Å	Thallium	Tl	81
2.09 Å	Scandium	Sc	21
2.09 Å	Tantalum	Ta	73
2.16 Å	Hafnium	Hf	72
2.16 Å	Zirconium	Zr	40
2.23 Å	Sodium	Na	11
2.23 Å	Calcium	Ca	20
2.25 Å	Lutetium	Lu	71
2.27 Å	Yttrium	Y	39
2.4 Å	Ytterbium	Yb	70
2.42 Å	Thulium	Tm	69
2.45 Å	Strontium	Sr	38
2.45 Å	Erbium	Er	68
2.47 Å	Holmium	Ho	67
2.49 Å	Dysprosium	Dy	66
2.51 Å	Terbium	Tb	65
2.54 Å	Gadolinium	Gd	64
2.56 Å	Europium	Eu	63
2.59 Å	Samarium	Sm	62
2.62 Å	Promethium	Pm	61
2.64 Å	Neodymium	Nd	60
2.67 Å	Praseodymium	Pr	59
2.7 Å	Cerium	Ce	58
2.74 Å	Lanthanum	La	57
2.77 Å	Potassium	K	19
2.78 Å	Barium	Ba	56
2.98 Å	Rubidium	Rb	37
3.34 Å	Cesium	Cs	55

[Last Updated: 2/22/2007]

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Kenneth Barbalace. Periodic Table of Elements - Sorted by Atomic Radius. EnvironmentalChemistry.com. 1995 - 2025. Accessed on-line: 3/22/2025
https://EnvironmentalChemistry.com/yogi/periodic/atomicradius.html
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