List of elements by density

This is a list of the chemical elements, sorted by density measured at standard temperature and pressure. (The first elements from hydrogen to radon are gases at normal room temperatures.)

Name	Symbol	Density (g/cm³)
Hydrogen	H	0.000089
Helium	He	0.00018
Neon	Ne	0.0009
Nitrogen	N	0.00125
Oxygen	O	0.00143
Argon	Ar	0.00178
Krypton	Kr	0.00375
Xenon	Xe	0.0059
Radon	Rn	0.00973
Lithium	Li	0.53
Potassium	K	0.86
Sodium	Na	0.97
Calcium	Ca	1.55
Rubidium	Rb	1.63
Fluorine	F	1.70
Magnesium	Mg	1.74
Phosphorus	P	1.82
Beryllium	Be	1.85
Caesium	Cs	1.87
Sulfur	S	2.07
Carbon	C	2.26
Silicon	Si	2.33
Boron	B	2.34
Strontium	Sr	2.54
Aluminum	Al	2.70
Scandium	Sc	2.99
Bromine	Br	3.12
Chlorine	Cl	3.21
Barium	Ba	3.59
Yttrium	Y	4.47
Titanium	Ti	4.54
Selenium	Se	4.79
Iodine	I	4.93
Europium	Eu	5.24
Germanium	Ge	5.32
Radium	Ra	5.50
Arsenic	As	5.72
Gallium	Ga	5.91
Vanadium	V	6.11
Lanthanum	La	6.15
Tellurium	Te	6.24
Zirconium	Zr	6.51
Antimony	Sb	6.68
Cerium	Ce	6.77
Praseodymium	Pr	6.77
Ytterbium	Yb	6.90
Neodymium	Nd	7.01
Zinc	Zn	7.13
Chromium	Cr	7.19
Promethium	Pm	7.30
Indium	In	7.31
Tin	Sn	7.31
Manganese	Mn	7.43
Samarium	Sm	7.52
Iron	Fe	7.87
Gadolinium	Gd	7.90
Terbium	Tb	8.23
Dysprosium	Dy	8.55
Niobium	Nb	8.57
Cadmium	Cd	8.65
Holmium	Ho	8.80
Cobalt	Co	8.90
Nickel	Ni	8.90
Copper	Cu	8.96
Erbium	Er	9.07
Polonium	Po	9.30
Thulium	Tm	9.32
Bismuth	Bi	9.75
Lutetium	Lu	9.84
Actinium	Ac	10.07
Molybdenum	Mo	10.22
Silver	Ag	10.50
Lead	Pb	11.35
Technetium	Tc	11.50
Thorium	Th	11.72
Thallium	Tl	11.85
Palladium	Pd	12.02
Ruthenium	Ru	12.37
Rhodium	Rh	12.41
Hafnium	Hf	13.31
Curium	Cm	13.50
Mercury	Hg	13.55
Americium	Am	13.67
Berkelium	Bk	14.78
Californium	Cf	15.10
Protactinium	Pa	15.40
Tantalum	Ta	16.65
Uranium	U	18.95
Gold	Au	19.32
Tungsten	W	19.35
Plutonium	Pu	19.84
Neptunium	Np	20.20
Rhenium	Re	21.04
Platinum	Pt	21.45
Iridium	Ir	22.40
Osmium	Os	22.60
Astatine	At	-
Bohrium	Bh	-
Dubnium	Db	-
Einsteinium	Es	-
Fermium	Fm	-
Francium	Fr	-
Hassium	Hs	-
Lawrencium	Lr	-
Meitnerium	Mt	-
Mendelevium	Md	-
Nobelium	No	-
Rutherfordium	Rf	-
Seaborgium	Sg	-