Properties of the Elements

atomic mass in amu, density in g/cm³ (1000 kg/m³), temperatures in °C

name symbol atomic
number atomic
mass group period series density melting
temp boiling
temp

Actinium Ac 89 227.0278     7 actinide   10.07    1050 3200

Aluminum Al 13    26.9815 IIIa 3 poor metal     2.698    660.25 2647

Americium Am 95 243*     7 actinide   13.69    994 2607

Antimony Sb 51 121.760 Va 5 metalloid     6.685    630.9 1380

Argon Ar 18    39.948 O 3 noble gas     0.0017837 −189.19 −186

Arsenic As 33    74.9216 Va 4 metalloid     5.776    817 613

Astatine At 85 209.9871 VIIa 6 metalloid     7.    302 370

Barium Ba 56 137.327 IIa 6 alkaline     3.594    729 1640

Berkelium Bk 97 247*     7 actinide   14.79    986 710

Beryllium Be 4      9.0122 IIa 2 alkaline     1.85    1278 2487

Bismuth Bi 83 208.9804 Va 6 poor metal     9.807    271.52 1560

Bohrium Bh 107 262* VIIb 7 transition metal   37

Boron B 5    10.811 IIIa 2 metalloid     2.34    2300 2550

Bromine Br 35    79.904 VIIa 4 halogen     3.122 −7.1 59

Cadmium Cd 48 112.411 IIb 5 transition metal     8.69    321.18 767

Calcium Ca 20    40.078 IIa 4 alkaline     1.54    839 1487

Californium Cf 98 251*     7 actinide   15.10    900 1745

Carbon C 6    12.011 IVa 2 nonmetal     2.267    3675 3900

Cerium Ce 58 140.116     6 lanthanide     6.770    798 3426

Cesium Cs 55 132.9055 Ia 6 alkali     1.873    28.55 671

Chlorine Cl 17    35.453 VIIa 3 halogen     0.003214 −100.84 −34

Chromium Cr 24    51.9961 VIb 4 transition metal     7.15    1857 2642

Cobalt Co 27    58.9332 VIII 4 transition metal     8.86    1485 2877

Copernicium Cn 112 285* IIb 7 transition metal

Copper Cu 29    63.546 Ib 4 transition metal     8.933    1084.6 2582

Curium Cm 96 247*     7 actinide   13.51    1067 3190

Darmstadtium Ds 110 269* VIII 7 transition metal   21.46

Dubnium Db 105 262* Vb 7 transition metal   39

Dysprosium Dy 66 162.500     6 lanthanide     8.55    1407 2562

Einsteinium Es 99 252*     7 actinide   13.5    860

Erbium Er 68 167.259     6 lanthanide     9.066    1522 2863

Europium Eu 63 151.961     6 lanthanide     5.243    822 1597

Fermium Fm 100 257*     7 actinide

Flourine F 9    18.9984 VIIa 2 halogen     0.001696 −219.52 −188

Francium Fr 87 223.0197 Ia 7 alkali     1.87    27 677

Gadolinium Gd 64 157.25     6 lanthanide     7.895    1312 3266

Gallium Ga 31    69.723 IIIa 4 poor metal     5.907    29.76 2403

Germanium Ge 32    72.64 IVa 4 metalloid     5.323    938.3 2355

Gold Au 79 196.9666 Ib 6 transition metal   19.282    1064.58 3080

Hafnium Hf 72 178.49 IVb 6 transition metal   13.31    2227 4602

Hassium Hs 108 265* VIII 7 transition metal   41

Helium He 2      4.0026 O 1 noble gas     0.0001785     — −279

Holmium Ho 67 164.9303     6 lanthanide     8.795    1470 2695

Hydrogen H 1      1.0079 Ia 1 transition metal     0.00008988 −258.975 −253

Indium In 49 114.818 IIIa 5 poor metal     7.310    156.76 2000

Iodine I 53 126.9045 VIIa 5 halogen     4.93    113.5 184

Iridium Ir 77 192.217 VIII 6 transition metal   22.650    2443 4130

Iron Fe 26    55.845 VIII 4 transition metal     7.874    1535 2887

Krypton Kr 36    83.798 O 4 noble gas     0.003733 −157.22 −152

Lanthanum La 57 138.9055     6 lanthanide     6.145    920 3457

Lawrencium Lr 103 260*     7 transition metal     9.84

Lead Pb 82 207.2 IVa 6 poor metal   11.342    327.6 1744

Lithium Li 3      6.941 Ia 2 alkali     0.534    180.7 1317

Lutetium Lu 71 174.967     6 transition metal     9.84    1663 3394

Magnesium Mg 12    24.305 IIa 3 alkaline     1.738    650 1105

Manganese Mn 25    54.9380 VIIb 4 transition metal     7.44    1246 2041

Meitnerium Mt 109 266* VIII 7 transition metal   35

Mendelevium Md 101 258*     7 actinide

Mercury Hg 80 200.59 IIb 6 transition metal   13.5336 −38.72 357

Molybdenum Mo 42    95.94 VIb 5 transition metal   10.22    2617 5560

Neodymium Nd 60 144.242     6 lanthanide     7.007    1016 3068

Neon Ne 10    20.179 O 2 noble gas     0.0008999 −248.447 −246

Neptunium Np 93 237*     7 actinide   20.25    640 4090

Nickel Ni 28    58.6934 VIII 4 transition metal     8.912    1453 2837

Niobium Nb 41    92.906 Vb 5 transition metal     8.570    2468 4742

Nitrogen N 7    14.0067 Va 2 nonmetal     0.0012506 −209.86 −196

Nobelium No 102 259*     7 actinide

Osmium Os 76 190.23 VIII 6 transition metal   22.610    3027 5297

Oxygen O 8    15.9994 VIa 2 nonmetal     0.001429 −222.65 −183

Palladium Pd 46 106.42 VIII 5 transition metal   12.020    1552 2970

Phosphorus P 15    30.9738 Va 3 nonmetal     1.82    44.1 280

Platinum Pt 78 195.084 VIII 6 transition metal   21.46    1772 3827

Plutonium Pu 94 244*     7 actinide   19.84    640 3330

Polonium Po 84 208.9824 VIa 6 metalloid     9.32    254 962

Potassium K 19    39.0983 Ia 4 alkali     0.862    63.35 754

Praseodymium Pr 59 140.9075     6 lanthanide     6.773    931 3512

Promethium Pm 61 147*     6 lanthanide     7.26    931 2700

Protactinium Pa 91 231.0359     7 actinide   15.37    1600 4027

Radium Ra 88 226.0254 IIa 7 alkaline     5.50    700 1737

Radon Rn 86 222.0176 O 6 noble gas     0.00973 −71 −62

Rhenium Re 75 186.207 VIIb 6 transition metal   21.02    3180 5627

Rhodium Rh 45 102.9055 VIII 5 transition metal   12.41    1966 3727

Roentgenium Rg 111 272* Ib 7 transition metal   19.282

Rubidium Rb 37    85.4678 Ia 5 alkali     1.543    39.64 688

Ruthenium Ru 44 101.07 VIII 5 transition metal   12.37    2250 3900

Rutherfordium Rf 104 261* IVb 7 transition metal   18.1

Samarium Sm 62 150.36     6 lanthanide     7.52    1072 1791

Scandium Sc 21    44.9559 IIIb 4 transition metal     2.989    1539 2831

Seaborgium Sg 106 263* VIb 7 transition metal   35

Selenium Se 34    78.96 VIa 4 nonmetal     4.809    221 685

Silicon Si 14    28.0855 IVa 3 metalloid     2.3296    1410 2355

Silver Ag 47 107.8682 Ib 5 transition metal   10.501    961 2212

Sodium Na 11    22.9898 Ia 3 alkali     0.971    98 890

Strontium Sr 38    87.62 IIa 5 alkaline     2.64    769 1384

Sulfur S 16    32.065 VIa 3 nonmetal     2.067    115.36 445

Tantalum Ta 73 180.9478 Vb 6 transition metal   16.654    2996 5427

Technetium Tc 43    99.* VIIb 5 transition metal   11.50    2200 4877

Tellurium Te 52 127.60 VIa 5 metalloid     6.232    449.65 990

Terbium Tb 65 158.9254     6 lanthanide     8.229    1357 3123

Thallium Tl 81 204.3833 IIIa 6 poor metal   11.85    304 1457

Thorium Th 90 232.0381     7 actinide   11.72    1755 4787

Thulium Tm 69 168.9342     6 lanthanide     9.321    1545 1947

Tin Sn 50 118.710 IVa 5 poor metal     7.287    232.06 2270

Titanium Ti 22    47.867 IVb 4 transition metal     4.540    1660 3277

Tungsten W 74 183.84 VIb 6 transition metal   19.25    3407 5660

Uranium U 92 238.0289     7 actinide   18.95    1132 3818

Vanadium V 23    50.9415 Vb 4 transition metal     6.11    1902 3377

Xenon Xe 54 131.293 O 5 noble gas     0.005887 −111.7 −107

Ytterbium Yb 70 173.04     6 lanthanide     6.965    824 1194

Yttrium Y 39    88.9058 IIIb 5 transition metal     4.469    1526 3338

Zinc Zn 30    65.409 IIb 4 transition metal     7.134    419.73 907

Zirconium Zr 40    91.2242 IVb 5 transition metal     6.506    1852 4377

Clicking on the column heading will produce a table sorted in ascending order by that column. Clicking again will reverse the sort order.

file revised 6 Apr 14

name	symbol	atomic number	atomic mass	group	period	series	density	melting temp	boiling temp
Actinium	Ac	89	227.0278		7	actinide	10.07	1050	3200
Aluminum	Al	13	26.9815	IIIa	3	poor metal	2.698	660.25	2647
Americium	Am	95	243*		7	actinide	13.69	994	2607
Antimony	Sb	51	121.760	Va	5	metalloid	6.685	630.9	1380
Argon	Ar	18	39.948	O	3	noble gas	0.0017837	−189.19	−186
Arsenic	As	33	74.9216	Va	4	metalloid	5.776	817	613
Astatine	At	85	209.9871	VIIa	6	metalloid	7.	302	370
Barium	Ba	56	137.327	IIa	6	alkaline	3.594	729	1640
Berkelium	Bk	97	247*		7	actinide	14.79	986	710
Beryllium	Be	4	9.0122	IIa	2	alkaline	1.85	1278	2487
Bismuth	Bi	83	208.9804	Va	6	poor metal	9.807	271.52	1560
Bohrium	Bh	107	262*	VIIb	7	transition metal	37
Boron	B	5	10.811	IIIa	2	metalloid	2.34	2300	2550
Bromine	Br	35	79.904	VIIa	4	halogen	3.122	−7.1	59
Cadmium	Cd	48	112.411	IIb	5	transition metal	8.69	321.18	767
Calcium	Ca	20	40.078	IIa	4	alkaline	1.54	839	1487
Californium	Cf	98	251*		7	actinide	15.10	900	1745
Carbon	C	6	12.011	IVa	2	nonmetal	2.267	3675	3900
Cerium	Ce	58	140.116		6	lanthanide	6.770	798	3426
Cesium	Cs	55	132.9055	Ia	6	alkali	1.873	28.55	671
Chlorine	Cl	17	35.453	VIIa	3	halogen	0.003214	−100.84	−34
Chromium	Cr	24	51.9961	VIb	4	transition metal	7.15	1857	2642
Cobalt	Co	27	58.9332	VIII	4	transition metal	8.86	1485	2877
Copernicium	Cn	112	285*	IIb	7	transition metal
Copper	Cu	29	63.546	Ib	4	transition metal	8.933	1084.6	2582
Curium	Cm	96	247*		7	actinide	13.51	1067	3190
Darmstadtium	Ds	110	269*	VIII	7	transition metal	21.46
Dubnium	Db	105	262*	Vb	7	transition metal	39
Dysprosium	Dy	66	162.500		6	lanthanide	8.55	1407	2562
Einsteinium	Es	99	252*		7	actinide	13.5	860
Erbium	Er	68	167.259		6	lanthanide	9.066	1522	2863
Europium	Eu	63	151.961		6	lanthanide	5.243	822	1597
Fermium	Fm	100	257*		7	actinide
Flourine	F	9	18.9984	VIIa	2	halogen	0.001696	−219.52	−188
Francium	Fr	87	223.0197	Ia	7	alkali	1.87	27	677
Gadolinium	Gd	64	157.25		6	lanthanide	7.895	1312	3266
Gallium	Ga	31	69.723	IIIa	4	poor metal	5.907	29.76	2403
Germanium	Ge	32	72.64	IVa	4	metalloid	5.323	938.3	2355
Gold	Au	79	196.9666	Ib	6	transition metal	19.282	1064.58	3080
Hafnium	Hf	72	178.49	IVb	6	transition metal	13.31	2227	4602
Hassium	Hs	108	265*	VIII	7	transition metal	41
Helium	He	2	4.0026	O	1	noble gas	0.0001785	—	−279
Holmium	Ho	67	164.9303		6	lanthanide	8.795	1470	2695
Hydrogen	H	1	1.0079	Ia	1	transition metal	0.00008988	−258.975	−253
Indium	In	49	114.818	IIIa	5	poor metal	7.310	156.76	2000
Iodine	I	53	126.9045	VIIa	5	halogen	4.93	113.5	184
Iridium	Ir	77	192.217	VIII	6	transition metal	22.650	2443	4130
Iron	Fe	26	55.845	VIII	4	transition metal	7.874	1535	2887
Krypton	Kr	36	83.798	O	4	noble gas	0.003733	−157.22	−152
Lanthanum	La	57	138.9055		6	lanthanide	6.145	920	3457
Lawrencium	Lr	103	260*		7	transition metal	9.84
Lead	Pb	82	207.2	IVa	6	poor metal	11.342	327.6	1744
Lithium	Li	3	6.941	Ia	2	alkali	0.534	180.7	1317
Lutetium	Lu	71	174.967		6	transition metal	9.84	1663	3394
Magnesium	Mg	12	24.305	IIa	3	alkaline	1.738	650	1105
Manganese	Mn	25	54.9380	VIIb	4	transition metal	7.44	1246	2041
Meitnerium	Mt	109	266*	VIII	7	transition metal	35
Mendelevium	Md	101	258*		7	actinide
Mercury	Hg	80	200.59	IIb	6	transition metal	13.5336	−38.72	357
Molybdenum	Mo	42	95.94	VIb	5	transition metal	10.22	2617	5560
Neodymium	Nd	60	144.242		6	lanthanide	7.007	1016	3068
Neon	Ne	10	20.179	O	2	noble gas	0.0008999	−248.447	−246
Neptunium	Np	93	237*		7	actinide	20.25	640	4090
Nickel	Ni	28	58.6934	VIII	4	transition metal	8.912	1453	2837
Niobium	Nb	41	92.906	Vb	5	transition metal	8.570	2468	4742
Nitrogen	N	7	14.0067	Va	2	nonmetal	0.0012506	−209.86	−196
Nobelium	No	102	259*		7	actinide
Osmium	Os	76	190.23	VIII	6	transition metal	22.610	3027	5297
Oxygen	O	8	15.9994	VIa	2	nonmetal	0.001429	−222.65	−183
Palladium	Pd	46	106.42	VIII	5	transition metal	12.020	1552	2970
Phosphorus	P	15	30.9738	Va	3	nonmetal	1.82	44.1	280
Platinum	Pt	78	195.084	VIII	6	transition metal	21.46	1772	3827
Plutonium	Pu	94	244*		7	actinide	19.84	640	3330
Polonium	Po	84	208.9824	VIa	6	metalloid	9.32	254	962
Potassium	K	19	39.0983	Ia	4	alkali	0.862	63.35	754
Praseodymium	Pr	59	140.9075		6	lanthanide	6.773	931	3512
Promethium	Pm	61	147*		6	lanthanide	7.26	931	2700
Protactinium	Pa	91	231.0359		7	actinide	15.37	1600	4027
Radium	Ra	88	226.0254	IIa	7	alkaline	5.50	700	1737
Radon	Rn	86	222.0176	O	6	noble gas	0.00973	−71	−62
Rhenium	Re	75	186.207	VIIb	6	transition metal	21.02	3180	5627
Rhodium	Rh	45	102.9055	VIII	5	transition metal	12.41	1966	3727
Roentgenium	Rg	111	272*	Ib	7	transition metal	19.282
Rubidium	Rb	37	85.4678	Ia	5	alkali	1.543	39.64	688
Ruthenium	Ru	44	101.07	VIII	5	transition metal	12.37	2250	3900
Rutherfordium	Rf	104	261*	IVb	7	transition metal	18.1
Samarium	Sm	62	150.36		6	lanthanide	7.52	1072	1791
Scandium	Sc	21	44.9559	IIIb	4	transition metal	2.989	1539	2831
Seaborgium	Sg	106	263*	VIb	7	transition metal	35
Selenium	Se	34	78.96	VIa	4	nonmetal	4.809	221	685
Silicon	Si	14	28.0855	IVa	3	metalloid	2.3296	1410	2355
Silver	Ag	47	107.8682	Ib	5	transition metal	10.501	961	2212
Sodium	Na	11	22.9898	Ia	3	alkali	0.971	98	890
Strontium	Sr	38	87.62	IIa	5	alkaline	2.64	769	1384
Sulfur	S	16	32.065	VIa	3	nonmetal	2.067	115.36	445
Tantalum	Ta	73	180.9478	Vb	6	transition metal	16.654	2996	5427
Technetium	Tc	43	99.*	VIIb	5	transition metal	11.50	2200	4877
Tellurium	Te	52	127.60	VIa	5	metalloid	6.232	449.65	990
Terbium	Tb	65	158.9254		6	lanthanide	8.229	1357	3123
Thallium	Tl	81	204.3833	IIIa	6	poor metal	11.85	304	1457
Thorium	Th	90	232.0381		7	actinide	11.72	1755	4787
Thulium	Tm	69	168.9342		6	lanthanide	9.321	1545	1947
Tin	Sn	50	118.710	IVa	5	poor metal	7.287	232.06	2270
Titanium	Ti	22	47.867	IVb	4	transition metal	4.540	1660	3277
Tungsten	W	74	183.84	VIb	6	transition metal	19.25	3407	5660
Uranium	U	92	238.0289		7	actinide	18.95	1132	3818
Vanadium	V	23	50.9415	Vb	4	transition metal	6.11	1902	3377
Xenon	Xe	54	131.293	O	5	noble gas	0.005887	−111.7	−107
Ytterbium	Yb	70	173.04		6	lanthanide	6.965	824	1194
Yttrium	Y	39	88.9058	IIIb	5	transition metal	4.469	1526	3338
Zinc	Zn	30	65.409	IIb	4	transition metal	7.134	419.73	907
Zirconium	Zr	40	91.2242	IVb	5	transition metal	6.506	1852	4377