List of elements by symbol

Symbols currently recognized by IUPAC

Sym	Name	No	Origin of Symbol
Ac	actinium	89
Ag	silver	47	(Latin Argentum)
Al	aluminum/aluminium	13
Am	americium	95
Ar	argon	18
As	arsenic	33
At	astatine	85
Au	gold	79	(Latin Aurum)
B	boron	5
Ba	barium	56
Be	beryllium	4
Bh	bohrium	107
Bi	bismuth	83
Bk	berkelium	97
Br	bromine	35
C	carbon	6
Ca	calcium	20
Cd	cadmium	48
Ce	cerium	58
Cf	californium	98
Cl	chlorine	17
Cm	curium	96
Co	cobalt	27
Cr	chromium	24
Cs	caesium	55
Cu	copper	29	(Latin Cuprum)
Db	dubnium	105
Ds	darmstadtium	110
Dy	dysprosium	66
Er	erbium	68
Es	einsteinium	99
Eu	europium	63
F	fluorine	9
Fe	iron	26	(Latin Ferrum)
Fm	fermium	100
Fr	francium	87
Ga	gallium	31
Gd	gadolinium	64
Ge	germanium	32
H	hydrogen	1
He	helium	2
Hf	hafnium	72
Hg	mercury	80	(Latin Hydragyrum - quicksilver)
Ho	holmium	67
Hs	hassium	108
I	iodine	53
In	indium	49
Ir	iridium	77
K	potassium	19	(German Kalium)
Kr	krypton	36
La	lanthanum	57
Li	lithium	3
Lr	lawrencium	103
Lu	lutetium	71
Md	mendelevium	101
Mg	magnesium	12
Mn	manganese	25
Mo	molybdenum	42
Mt	meitnerium	109
N	nitrogen	7
Na	sodium	11	(Latin Natrium)
Nb	niobium	41
Nd	neodymium	60
Ne	neon	10
Ni	nickel	28
No	nobelium	102
Np	neptunium	93
O	oxygen	8
Os	osmium	76
P	phosphorus	15
Pa	protactinium	91
Pb	lead	82	(Latin Plumbum)
Pd	palladium	46
Pm	promethium	61
Po	polonium	84
Pr	praseodymium	59
Pt	platinum	78
Pu	plutonium	94
Ra	radium	88
Rb	rubidium	37
Re	rhenium	75
Rf	rutherfordium	104
Rg	roentgenium	111
Rh	rhodium	45
Rn	radon	86
Ru	ruthenium	44
S	sulfur	16
Sb	antimony	51	(Latin Stibium)
Sc	scandium	21
Se	selenium	34
Sg	seaborgium	106
Si	silicon	14
Sm	samarium	62
Sn	tin	50	(Latin Stannum)
Sr	strontium	38
Ta	tantalum	73
Tb	terbium	65
Tc	technetium	43
Te	tellurium	52
Th	thorium	90
Ti	titanium	22
Tl	thallium	81
Tm	thulium	69
U	uranium	92
Uub	ununbium	112
Uuh	ununhexium	116
Uup	ununpentium	115
Uuq	ununquadium	114
Uut	ununtrium	113
V	vanadium	23
W	tungsten	74	(German Wolfram)
Xe	xenon	54
Y	yttrium	39
Yb	ytterbium	70
Zn	zinc	30
Zr	zirconium	40

Proposed or Withdrawn Symbols Not In Current Use

Sym	Name	No	Source
A	argon	18	Current symbol is Ar.
Ab	alabamine	85	Discredited claim to discovery of astatine.
An	actinon	86	Name given at one time to an isotope of radon identified in the decay chain of actinium.
Ao	ausonium	93	Discredited claim to discovery of Neptunium.
Cb	columbium	41	A former name of niobium.
Cp	cassiopeium	71	Proposed name for lutetium.
Ct	centurium	100	Proposed name for fermium.
Db	dubnium	104	Proposed name for rutherfordium. The symbol and name were instead used for element 105.
Di	didymium	-	Rare earth metal that proved to be a mixture of the elements praseodymium and neodymium.
Dp	decipium	62	Rare earth metal that proved to be a mixture primarily of samarium.
Eb	ekaboron	21	Name given by Mendeleev to an as of then undiscovered element. When discovered, scandium closely matched the prediction.
El	ekaaluminium	31	Name given by Mendeleev to an as of then undiscovered element. When discovered, gallium closely matched the prediction.
Es	ekasilicon	32	Name given by Mendeleev to an as of then undiscovered element. When discovered, germanium closely matched the prediction.
Es	esperium	94	Discredited claim to discovery of plutonium.
Fa	francium	87	Current symbol is Fr.
Fr	florentium	61	Discredited claim to discovery of promethium.
Gl	glucinium	4	A former name of beryllium.
Ha	hahnium	105	Proposed name for dubnium.
Ha	hahnium	108	Proposed name for hassium.
Il	illinium	61	Discredited claim to discovery of promethium.
Io	ionium	90	Name given at one time to an isotope of thorium identified in the decay chain of uranium.
J	iodine	53	In some languages, the name for iodine begins with J instead of I
Jo	joliotium	105	Proposed name for dubnium.
Ku	kurchatovium	104	Proposed name for rutherfordium.
Lw	lawrencium	103	Current symbol is Lr.
M	muriaticum	9	A former name of chlorine.
Ma	masurium	43	Disputed claim to discovery of technetium.
Md	mendelevium	97	Proposed name for berkelium. The symbol and name were later used for element 101.
Ms	masrium	-	Discredited claim of discovery of a new element.
Mv	mendelevium	101	Current symbol is Md.
Ni	niton	86	Proposed name for radium.
Ns	nielsbohrium	105	Proposed name for dubnium.
Ns	nielsbohrium	107	Proposed name for bohrium.
Ny	neoytterbium	70	A former name of ytterbium.
Po	potassium	19	Current symbol is K.
Pp	philippium	-	Rare earth metal that proved to be a mixture of other elements.
Rf	rutherfordium	106	Proposed name for seaborgium. The symbol and name were instead used for element 104.
Sa	samarium	62	Current symbol is Sm.
So	sodium	11	Current symbol is Na.
Tn	thoron	86	Name given at one time to an isotope of radon identified in the decay chain of thorium.
Tn	tungsten	74	Current symbol is W.
Tu	thulium	69	Current symbol is Tm.
Tu	tungsten	74	Current symbol is W.
Unb	unnilbium	102	Temporary name given to nobelium until the permanent name was chosen.
Une	unnilennium	109	Temporary name given to meitnerium until the permanent name was chosen.
Unh	unnilhexium	106	Temporary name given to seaborgium until the permanent name was chosen.
Uno	unniloctium	108	Temporary name given to hassium until the permanent name was chosen.
Unp	unnilpentium	105	Temporary name given to dubnium until the permanent name was chosen.
Unq	unnilquadium	104	Temporary name given to rutherfordium until the permanent name was chosen.
Uns	unnilseptium	107	Temporary name given to bohrium until the permanent name was chosen.
Unt	unniltrium	103	Temporary name given to lawrencium until the permanent name was chosen.
Unu	unnilunium	101	Temporary name given to mendelevium until the permanent name was chosen.
Uun	ununnilium	110	Temporary name given to darmstadtium until the permanent name was chosen.
Uuu	unununium	111	Temporary name given to roentgenium until the permanent name was chosen.
Vi	virginium	87	Discredited claim to discovery of francium.
Yt	yttrium	39	Current symbol is Y.

List of elements by symbol

Symbols currently recognized by IUPAC

Proposed or Withdrawn Symbols Not In Current Use

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