Chemistry
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Current symbols[]

Chemical series of the periodic table
Alkali metals Alkaline earth metals Lanthanides Actinides Transition metals
Poor metals Metalloids Nonmetals Halogens Noble gases
Elements Origin of Symbol Atomic Number
Silver Latin argentum 47
Aluminium (Aluminum) Latin alumen 13
Americium Nuclearsynthesis 95
Argon Greek argon 18
Arsenic Greek arsenikos 33
Astatine Greek astatos 85
Gold Latin aurum 79
Boron borax and carbon 5
Barium Greek barys 56
Beryllium beryl 4
Bohrium Niels Bohr 107
Bismuth corruption of the German wissmuth 83
Berkelium Berkeley, California 97
Bromine Greek bromos 35
Carbon carbo 6
Calcium calx 20
Cadmium Greek kadmia 48
Cerium Ceres 58
Californium State and University of California 98
Chlorine Greek chloros 17
Curium Pierre and Marie Curie 96
Cobalt kobold 27
Chromium Greek chroma 24
Caesium (Cesium) Latin caesius 55
Copper Latin Cuprum 29
Dubnium Dubna, Russia 105
Darmstadtium Darmstadt, Germany 110
Dysprosium Greek dysprositos 66
Erbium Ytterby, Sweden 68
Einsteinium Albert Einstein 99
Europium Europe 63
Fluorine Latin fluo 9
Iron Latin ferrum 26
Fermium Enrico Fermi 100
Francium France 87
Gallium Latin Gallia 31
Gadolinium Johan Gadolin 64
Germanium Germany 32
Hydrogen Greek hydror and gen 1
Helium Greek helios 2
Hafnium Latin Hafnia 72
Mercury Latin Hydrargyrum 80
Holmium Latin Holmia 67
Hassium Hesse, Germany 108
Iodine Greek ioeides 53
Indium India 49
Iridium Greek iris 77
Potassium (Kalium) Latin kalium 19
Krypton Greek kryptos 36
Lanthanum lanthanien 57
Lithium Greek lithos 3
Lawrencium Ernest O. Lawrence 103
Lutetium Latin Lutetia 71
Mendelevium Dmitri Mendeleev 101
Magnesium Magnesia, Greece 12
Manganese Magnesia, Greece 25
Molybdenum Greek molybdos 42
Meitnerium Lise Meitner 109
Nitrogen Greek nitron and gen 7
Sodium Latin natrium 11
Niobium Niobe 41
Neodymium Greek neos didymos 60
Neon Greek neos 10
Nickel German kupfernickel 28
Nobelium Alfred Nobel 102
Neptunium Neptune 93
Oxygen Greek oxys and gen 8
Osmium osme 76
Phosphorus Greek phos'phoros 15
Protactinium Greek protos and actinium 91
Lead Latin plumbum 82
Palladium Pallas 46
Promethium Prometheus 61
Polonium Poland 84
Praseodymium Greek prasios didymos 59
Platinum Spanish platina 78
Plutonium Pluto 94
Radium Greek radius 88
Rubidium Latin rubidus 37
Rhenium Rhine Province 75
Rutherfordium Ernest Rutherford 104
Roentgenium Wilhelm Conrad Röntgen 111
Rhodium Rhode Island 45
Radon radium 86
Ruthenium Latin Ruthenia 44
Sulfur (Sulphur) sulfur 16
Antimony Latin stibium 51
Scandium Scandinavia 21
Selenium Latin Selena 34
Seaborgium Glenn T. Seaborg 106
Silicon Latin silex 14
Samarium samarskite 62
Tin Latin stannum 50
Strontium Latin Strontian 38
Tantalum King Tantalus 73
Terbium Ytterby, Sweden 65
Technetium Greek technetos 43
Tellurium LatinTellus 52
Thorium Thor 90
Titanium the Titans 22
Thallium Greek thallos 81
Thulium Thule 69
Uranium Uranus 92
Copernicium Nicolaus Copernicus 112
Livermorium Livermore, California 116
Oganesson Yuri Oganessian 118
Moscovium Moscow, Russia 115
Flerovium

Georgy Flyorov

114
Nihonium Japan 113
Vanadium Vanadis 23
Tungsten Swedish 'Tung' & 'sten' 74
Xenon Greek xenos 54
Yttrium Ytterby, Sweden 39
Ytterbium Ytterby, Sweden 70
Zinc German zink 30
Zirconium zircon 40

Compounds[]

Chemical Symbol Name Atomic Number Why Not Used Source
A Argon 18 Current symbol is Ar. [1]
Ab Alabamine 85 Discredited claim to discovery of astatine. [1]
Am Alabamium 85 Discredited claim to discovery of astatine. [1]
An Actinon 86 Name given at one time to an isotope of radon identified in the decay chain of actinium. [1]
An Athenium 99 Proposed name for einsteinium. [1]
Ao Ausonium 93 Discredited claim to discovery of neptunium. [1]
Az Azote 7 French Name for Nitrogen [1]
Bv Brevium 91 Former name for protactinium. [1]
Bz Berzelium 59 Rejected name for praseodymium. [1]
Cb Columbium 41 Former name of niobium. [1]
Cb Columbium 95 Suggested name for americium. [1]
Cp Cassiopeium 71 Former name for lutetium. [1]
Ct Centurium 100 Rejected name for fermium. [1]
Ct Celtium 72 Former name of hafnium. [1]
Da Danubium 43 Suggested name for technetium. [1]
Db Dubnium 104 Proposed name for rutherfordium. The symbol and name were used for element 105. [1]
Di Didymium - Rare earth metal that proved to be a mixture of the elements praseodymium and neodymium. [1]
Dp Decipium - Rare earth metal that proved to be a mixture of the elements samarium, neodymium and praseodymium. [1]
Eb Eka-boron 21 Name given by Mendeleev to an as of then undiscovered element. When discovered, scandium closely matched the prediction. [1]
El Eka-aluminium 31 Name given by Mendeleev to an as of then undiscovered element. When discovered, gallium closely matched the prediction. [1]
Em Eka-manganese 43 Name given by Mendeleev to an as of then undiscovered element. When discovered, technetium closely matched the prediction. [1]
Es Eka-silicon 32 Name given by Mendeleev to an as of then undiscovered element. When discovered, germanium closely matched the prediction. [1]
Es Hesperium 94 Discredited claim to discovery of plutonium. [1]
Fa Francium 87 Current symbol is Fr. [1]
Fr Florentium 61 Discredited claim to discovery of promethium. [1]
Gl Glucinium 4 Former name of beryllium. [1]
Ha Hahnium 105 Proposed name for dubnium. [1]
Ha Hahnium 108 Proposed name for hassium. [1]
Il Illinium 61 Discredited claim to discovery of promethium. [1]
Io Ionium 90 Name given at one time to an isotope of thorium identified in the decay chain of uranium. [1]
J Iodine 53 In some languages, the name for iodine begins with J instead of I. [1]
Jg Jargonium 72 Discredited claim to discovery of hafnium. [1]
Jo Joliotium 105 Proposed name for dubnium. [1]
Ku Kurchatovium 104 Proposed name for rutherfordium. [1]
Lw Lawrencium 103 Current symbol is Lr. [1]
M Muriaticum 17 Former name of chlorine. [1]
Ma Masurium 43 Disputed claim to discovery of technetium. [1]
Md Mendelevium 97 Proposed name for berkelium. The symbol and name were later used for element 101. [1]
Me Mendelevium 68 Suggested name for erbium. The symbol and name were later used for element 101. [1]
Ms Masrium 49 Discredited claim of discovery of indium. [1]
Mt Meitnerium 91 Suggested name for protactinium. The symbol and name were later used for element 109. [1]
Mv Mendelevium 101 Current symbol is Md. [1]
Ng Norwegium 72 Discredited claim to discovery of hafnium. [1]
Ni Niton 86 Former name for radon. [1]
No Norium 72 Discredited claim to discovery of hafnium. [1]
Ns Nielsbohrium 105 Proposed name for dubnium. [1]
Ns Nielsbohrium 107 FormerBer name for bohrium. [1]
Nt Niton 86 Suggested name for radon. [1]
Nw Newtonium 67 Suggested name for holmium. [1]
Ny Neoytterbium 70 Former name of ytterbium. [1]
Od Odinium 62 Suggested name for samarium. [1]
Pc Policium 110 Proposed name for darmstadtium. [1]
Pe Pelopium 41 Former name for niobium. [1]
Po Potassium 19 Current symbol is K. [1]
Pp Philippium - Rare earth metal that proved to be a mixture of the elements holmium and samarium. [1]
Rf Rutherfordium 106 Proposed name for seaborgium. The symbol and name were instead used for element 104. [1]
Sa Samarium 62 Current symbol is Sm. [1]
So Sodium 11 Current symbol is Na. [1]
Sp Spectrium 70 Suggested name for ytterbium. [1]
St Antimony 51 Current symbol is Sb. [1]
Tn Thoron 86 Name given at one time to an isotope of radon identified in the decay chain of thorium. [1]
Tn Tungsten 74 Current symbol is W. [1]
Tu Thulium 69 Current symbol is Tm. [1]
Tu Tungsten 74 Current symbol is W. [1]
Ty Tyrium 60 Suggested name for neodymium. [1]
Unb Unnilbium 102 Temporary name given to nobelium until that permanent name was chosen. [1]
Une Unnilennium 109 Temporary name given to meitnerium until that permanent name was chosen. [1]
Unh Unnilhexium 106 Temporary name given to seaborgium until that permanent name was chosen. [1]
Uno Unniloctium 108 Temporary name given to hassium until that permanent name was chosen. [1]
Unp Unnilpentium 105 Temporary name given to dubnium until that permanent name was chosen. [1]
Unq Unnilquadium 104 Temporary name given to rutherfordium until that permanent name was chosen. [1]
Uns Unnilseptium 107 Temporary name given to bohrium until that permanent name was chosen. [1]
Unt Unniltrium 103 Temporary name given to lawrencium until that permanent name was chosen. [1]
Unu Unnilunium 101 Temporary name given to mendelevium until that permanent name was chosen. [1]
Uun Ununnilium 110 Temporary name given to darmstadtium until that permanent name was chosen. [1]
Uuu Unununium 111 Temporary name given to roentgenium until that permanent name was chosen. [1]
Vi Virginium 87 Discredited claim to discovery of francium. [1]
Vm Virginium 87 Discredited claim to discovery of francium. [1]
Yt Yttrium 39 Current symbol is Y. [1]

The meaning of symbols in Why Not Used

Other symbols that look like element symbols[]

  • Ab: albite
  • Ac: acetate (also used for the element actinium: see above)
  • Bn: benzyl
  • Bz: benzoyl; berzelium (an old suggested name for praseodymium).
  • Et: ethyl
  • Me: methyl; any metal atom
  • Ph: phenyl
  • Pr: propyl (also used for the element praseodymium: see above)
  • R: some unspecified element or radical

Notes[]

References[]

External links[]

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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This page uses content from Wikipedia.
The original article was at List of elements by symbol. The list of authors can be seen in the page history. As with Chemistry, the text of Wikipedia is available under the GNU Free Documentation License.
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