In Indium     Atomic number : 49 
    Relative atomic mass (12C = 12.0000) :  114.818 
    P H Y S I C A L     D A T A
Group 13 metal
 
Density / kg m-3 :  7310 [298 K]; 7032 [liquid at m.p.]
 
Melting point / K :  429.32 
 
Boiling point / K :  2353
 
    D I S C O V E R Y
Indium was discovered in 1863 by Ferdinand Reich and Heironymous Richter at Freiberg, Germany.
 
    G E O L O G I C A L     D A T A
Abundances
 
Sun (relative to H = 1 × 1012) : 44.7
 
Earth's crust / p.p.m. : 0.049
 
Residence time / years : n.a.
 
Classification : n.a.
 
Oxidation state : III
 
  
 
Seawater / p.p.m. : 1 × 10-7
    B I O L O G I C A L     D A T A
Level in humans
 
Blood / mg dm-3 : n.a., but low
 
Bone / p.p.m. : n.a.
 
Liver / p.p.m. : n.a.
 
Muscle / p.p.m. : c. 0.015
 
  
 
Daily dietary intake : n.a., but low
 
Total mass of element
in average (70 kg) person :
c. 0.4 mg

 

NetElements II  

A portrait of indium is available on the Visual Elements site. Up to 200 individual items of information on this element are available in The Elements.


Text copyright John Emsley 1999.   HTML and page layout copyright Simon Hall 1999.
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NetElements II last modified October 27th, 1999