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Current symbolsEdit

Elements Origin of Symbol Atomic Number
SilverLatin argentum47
Aluminium (Aluminum)Latin alumen13
AmericiumNuclearsynthesis 95
ArgonGreek argon18
ArsenicGreek arsenikos33
AstatineGreek astatos 85
GoldLatin aurum 79
Boronborax and carbon 5
BariumGreek barys 56
Berylliumberyl4
BohriumNiels Bohr107
Bismuthcorruption of the German wissmuth83
BerkeliumBerkeley, California97
BromineGreek bromos35
Carboncarbo6
Calciumcalx20
CadmiumGreek kadmia48
CeriumCeres58
CaliforniumState and University of California98
ChlorineGreek chloros17
CuriumPierre and Marie Curie 96
Cobaltkobold27
ChromiumGreek chroma24
Caesium (Cesium)Latin caesius 55
CopperLatin Cuprum 29
DubniumDubna, Russia 105
DarmstadtiumDarmstadt, Germany 110
DysprosiumGreek dysprositos66
ErbiumYtterby, Sweden68
EinsteiniumAlbert Einstein99
EuropiumEurope63
FluorineLatin fluo9
IronLatin ferrum 26
FermiumEnrico Fermi100
FranciumFrance 87
GalliumLatin Gallia 31
GadoliniumJohan Gadolin64
GermaniumGermany32
HydrogenGreek hydror and gen1
HeliumGreek helios2
HafniumLatin Hafnia72
MercuryLatin Hydrargyrum80
HolmiumLatin Holmia67
HassiumHesse, Germany 108
IodineGreek ioeides 53
IndiumIndia 49
IridiumGreek iris77
Potassium (Kalium)Latin kalium 19
KryptonGreek kryptos 36
Lanthanumlanthanien 57
LithiumGreek lithos3
LawrenciumErnest O. Lawrence 103
LutetiumLatin Lutetia 71
MendeleviumDmitri Mendeleev 101
MagnesiumMagnesia, Greece 12
ManganeseMagnesia, Greece 25
MolybdenumGreek molybdos 42
MeitneriumLise Meitner 109
NitrogenGreek nitron and gen 7
SodiumLatin natrium 11
NiobiumNiobe 41
NeodymiumGreek neos didymos 60
NeonGreek neos 10
NickelGerman kupfernickel 28
NobeliumAlfred Nobel 102
NeptuniumNeptune93
OxygenGreek oxys and gen 8
Osmiumosme76
PhosphorusGreek phos'phoros 15
ProtactiniumGreek protos and actinium 91
LeadLatin plumbum 82
PalladiumPallas46
PromethiumPrometheus 61
PoloniumPoland84
PraseodymiumGreek prasios didymos 59
PlatinumSpanish platina78
PlutoniumPluto 94
RadiumGreek radius 88
RubidiumLatin rubidus 37
RheniumRhine Province75
RutherfordiumErnest Rutherford 104
RoentgeniumWilhelm Conrad Röntgen 111
RhodiumRhode Island 45
Radonradium 86
RutheniumLatin Ruthenia 44
Sulfur (Sulphur)sulfur 16
AntimonyLatin stibium 51
ScandiumScandinavia 21
SeleniumLatin Selena 34
SeaborgiumGlenn T. Seaborg 106
SiliconLatin silex 14
Samariumsamarskite 62
TinLatin stannum 50
StrontiumLatin Strontian38
TantalumKing Tantalus 73
TerbiumYtterby, Sweden 65
TechnetiumGreek technetos 43
TelluriumLatinTellus 52
ThoriumThor 90
Titaniumthe Titans22
ThalliumGreek thallos 81
ThuliumThule 69
UraniumUranus 92
CoperniciumNicolaus Copernicus 112
LivermoriumLivermore, California 116
OganessonYuri Oganessian 118
MoscoviumMoscow, Russia 115
Flerovium

Georgy Flyorov

114
NihoniumJapan 113
VanadiumVanadis 23
TungstenSwedish 'Tung' & 'sten' 74
XenonGreek xenos 54
YttriumYtterby, Sweden 39
YtterbiumYtterby, Sweden 70
ZincGerman zink 30
Zirconiumzircon 40
Chemical series of the periodic table
Alkali metals Alkaline earth metals Lanthanides Actinides Transition metals
Poor metals Metalloids Nonmetals Halogens Noble gases

CompoundsEdit

Chemical SymbolNameAtomic Number Why Not UsedSource
AArgon1234 Current symbol is Ar. [1]
AbAlabamine85 Discredited claim to discovery of astatine. [1]
AmAlabamium85 Discredited claim to discovery of astatine. [1]
AnActinon86 Name given at one time to an isotope of radon identified in the decay chain of actinium. [1]
AnAthenium99 Proposed name for einsteinium. [1]
AoAusonium93 Discredited claim to discovery of neptunium. [1]
AzAzote7 French Name for Nitrogen [1]
BvBrevium91 Former name for protactinium. [1]
BzBerzelium59 Rejected name for praseodymium. [1]
CbColumbium41 Former name of niobium. [1]
CbColumbium95 Suggested name for americium. [1]
CpCassiopeium71 Former name for lutetium. [1]
CtCenturium100 Rejected name for fermium. [1]
CtCeltium72 Former name of hafnium. [1]
DaDanubium43 Suggested name for technetium. [1]
DbDubnium104 Proposed name for rutherfordium. The symbol and name were used for element 105. [1]
DiDidymium - Rare earth metal that proved to be a mixture of the elements praseodymium and neodymium. [1]
DpDecipium - Rare earth metal that proved to be a mixture of the elements samarium, neodymium and praseodymium. [1]
EbEkaboron21 Name given by Mendeleev to an as of then undiscovered element. When discovered, scandium closely matched the prediction. [1]
ElEkaaluminium31 Name given by Mendeleev to an as of then undiscovered element. When discovered, gallium closely matched the prediction. [1]
EmEkamangan43 Name given by Mendeleev to an as of then undiscovered element. When discovered, technetium closely matched the prediction. [1]
EsEkasilicon32 Name given by Mendeleev to an as of then undiscovered element. When discovered, germanium closely matched the prediction. [1]
EsEsperium94 Discredited claim to discovery of plutonium. [1]
FaFrancium87 Current symbol is Fr. [1]
FrFlorentium61 Discredited claim to discovery of promethium. [1]
GlGlucinium4 Former name of beryllium. [1]
HaHahnium105 Proposed name for dubnium. [1]
HaHahnium108 Proposed name for hassium. [1]
IlIllinium61 Discredited claim to discovery of promethium. [1]
IoIonium90 Name given at one time to an isotope of thorium identified in the decay chain of uranium. [1]
JIodine53 In some languages, the name for iodine begins with J instead of I. [1]
JgJargonium72 Discredited claim to discovery of hafnium. [1]
JoJoliotium105 Proposed name for dubnium. [1]
KuKurchatovium104 Proposed name for rutherfordium. [1]
LwLawrencium103 Current symbol is Lr. [1]
MMuriaticum17 Former name of chlorine. [1]
MaMasurium43 Disputed claim to discovery of technetium. [1]
MdMendelevium97 Proposed name for berkelium. The symbol and name were later used for element 101. [1]
MeMendelevium68 Suggested name for erbium. [1]
MsMasrium49 Discredited claim of discovery of indium. [1]
MtMeitnerium91 Suggested name for protactinium. [1]
MvMendelevium101 Current symbol is Md. [1]
NgNorwegium72 Discredited claim to discovery of hafnium. [1]
NiNiton86 Former name for radon. [1]
NoNorium72 Discredited claim to discovery of hafnium. [1]
NsNielsbohrium105 Proposed name for dubnium. [1]
NsNielsbohrium107 Proposed name for bohrium. [1]
NtNiton86 Suggested name for radon. [1]
NwNewtonium67 Suggested name for holmium. [1]
NyNeoytterbium70 Former name of ytterbium. [1]
OdOdinium62 Suggested name for samarium. [1]
PcPolicium110 Proposed name for darmstadtium. [1]
PePelopium41 Former name for niobium. [1]
PoPotassium19 Current symbol is K. [1]
PpPhilippium - Rare earth metal that proved to be a mixture of the elements holmium and samarium. [1]
RfRutherfordium106 Proposed name for seaborgium. The symbol and name were instead used for element 104. [1]
SaSamarium62 Current symbol is Sm. [1]
SoSodium11 Current symbol is Na. [1]
SpSpectrium70 Suggested name for ytterbium. [1]
StAntimony51 Current symbol is Sb. [1]
TnThoron86 Name given at one time to an isotope of radon identified in the decay chain of thorium. [1]
TnTungsten74 Current symbol is W. [1]
TuThulium69 Current symbol is Tm. [1]
TuTungsten74 Current symbol is W. [1]
TyTyrium60 Suggested name for neodymium. [1]
UnbUnnilbium102 Temporary name given to nobelium until that permanent name was chosen. [1]
UneUnnilennium109 Temporary name given to meitnerium until that permanent name was chosen. [1]
UnhUnnilhexium106 Temporary name given to seaborgium until that permanent name was chosen. [1]
UnoUnniloctium108 Temporary name given to hassium until that permanent name was chosen. [1]
UnpUnnilpentium105 Temporary name given to dubnium until that permanent name was chosen. [1]
UnqUnnilquadium104 Temporary name given to rutherfordium until that permanent name was chosen. [1]
UnsUnnilseptium107 Temporary name given to bohrium until that permanent name was chosen. [1]
UntUnniltrium103 Temporary name given to lawrencium until that permanent name was chosen. [1]
UnuUnnilunium101 Temporary name given to mendelevium until that permanent name was chosen. [1]
UunUnunnilium110 Temporary name given to darmstadtium until that permanent name was chosen. [1]
UuuUnununium111 Temporary name given to roentgenium until that permanent name was chosen. [1]
ViVirginium87 Discredited claim to discovery of francium. [1]
VmVirginium87 Discredited claim to discovery of francium. [1]
YtYttrium39 Current symbol is Y. [1]

The meaning of symbols in Why Not Used

  1. 1.00 1.01 1.02 1.03 1.04 1.05 1.06 1.07 1.08 1.09 1.10 1.11 1.12 1.13 1.14 1.15 1.16 1.17 1.18 1.19 1.20 1.21 1.22 1.23 1.24 1.25 1.26 1.27 1.28 1.29 1.30 1.31 1.32 1.33 1.34 1.35 1.36 1.37 1.38 1.39 1.40 1.41 1.42 1.43 1.44 1.45 1.46 1.47 1.48 1.49 1.50 1.51 1.52 1.53 1.54 1.55 1.56 1.57 1.58 1.59 1.60 1.61 1.62 1.63 1.64 1.65 1.66 1.67 1.68 1.69 1.70 1.71 1.72 1.73 1.74 1.75 1.76 1.77 1.78 The name/symbol was an isotope's one.

Other symbols that look like element symbolsEdit

NotesEdit

ReferencesEdit

External linksEdit

Periodic tables

Standard table | Vertical table | Table with names | Names and atomic masses (large) | Names and atomic masses (small) | Names and atomic masses (text only) | Inline F-block | Elements to 218 | Electron configurations | Metals and nonmetals | Table by blocks | Alternatives

Lists of elements

Name | Atomic symbol | Atomic number | Boiling point | Melting point | Density | Atomic mass

Groups:   1 -  2 -  3 -  4 -  5 -  6 -  7 -  8 -  9 - 10 - 11 - 12 - 13 - 14 - 15 - 16 - 17 - 18
Periods:  1  -  2  -  3  -  4  -  5  -  6  -  7  -  8  -  9
Series:   Alkalis  -  Alkaline earths  -  Lanthanides  -  Actinides  -  Transition metals  -  Poor metals  -  Metalloids  -  Nonmetals  -  Halogens  -  Noble gases
Blocks:  s-block  -  p-block  -  d-block  -  f-block  -  g-block


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