A Visual Encyclopedia of the Periodic Table

Although humans have discovered many strong metals and useful elements, gold has remained one of the most valuable. Before peopl ...

Transition Metals 100 80 80 121 State: Liquid Discovery: c. 1500 bce Forms Mercury Hg 80 Mercury is the only metal that is liqui ...

Transition Metals 101 Uses it can damage organs and nerves if inhaled or swallowed. As a result, the use of this metal is carefu ...

102 Transition Metals Rutherfordium Rf 104 Dubnium Db 105 Rutherfordium was the first superheavy element to be discovered. In th ...

103 Transition Metals Seaborgium Sg 106 Atoms of seaborgium break apart in about three minutes, so little is known about it. Sci ...

104 Transition Metals Bohrium Bh 107 Hassium Hs 108 Bohrium is an artificial element named after the Danish scientist Niels Bohr ...

105 Transition Metals Meitnerium Mt 109 Researchers think meitnerium might be the densest of all elements. It is very unstable, ...

106 Transition Metals Darmstadtium Ds 110 Roentgenium Rg 111 This artificial element is named after the German city of Darmstadt ...

107 Transition Metals Copernicium Cn 112 State: Solid Discovery: 1996 112 112 173 The atoms of this radioactive element survive ...

Europium’s (Eu) colour changes when left in the air. 108-109_Lanthanides_Opener.indd 108 02/12/16 9:25 pm ...

La Ce Pr TbGdEuSmPmNd Dy Ho Er Tm Yb Lu Lanthanides This set is named after lanthanum, the first element in this series. The nam ...

110 Lanthanides 57 57 82 State: Solid Lanthanum Discovery: 1839 La 57 This lamp uses lanthanum to reduce the yellow colour in it ...

111 Lanthanides Praseodymium Pr 59 State: Solid Discovery: 1885 59 59 82 Cerium Ce 58 Cerium was the first of the lanthanides to ...

112 Lanthanides Neodymium Nd 60 State: Solid Discovery: 1885 State: Solid Discovery: 1945 60 61 60 61 84 84 Promethium Pm 61 Str ...

113 Lanthanides Samarium Sm 62 Europium Eu 63 This element is named after the mineral samarskite from which it was first purifie ...

114 Lanthanides Gadolinium Gd 64 Terbium Tb 65 Gadolinium, and its mineral ore gadolinite, are named after the Finnish chemist J ...

115 Lanthanides Dysprosium Dy 66 Holmium Ho 67 Dysprosium reacts more easily with air and water than most other lanthanide metal ...

116 Erbium Er 68 Thulium Tm 69 Like terbium and ytterbium, erbium is also named after the Swedish village of Ytterby, near which ...

117 Lanthanides Ytterbium Yb 70 Lutetium Lu 71 Ytterbium tends to be more reactive than other lanthanide metals. It is stored in ...

This uranium (U) sample is waste material from a nuclear power plant. 118-119_Actinides_Opener.indd 118 02/12/16 6:52 pm ...