Search
indium [In]
From the Latin indicum meaning violet or indigo. Discovered in 1863 by German chemists Ferdinand Reich & Hieronymous T Richter
Occurrence:
1) occurs in sphalerite ores
2) generally occurs with zinc, lead, iron & copper ores
3) Canada produces the majority of the world's supply of indium
Characteristics:
1) malleable silvery element with a brilliant luster
2) chiefly trivalent
3) emits bright violet light
4) moderately toxic when ingested
-> affects liver, heart, kidney
5) suspected teratogen
Uses:
1) plating for bearings
2) alloys melting at low temperatures
3) making of transistors & thermistors
4) wetting of glass
Laboratory:
- indium in specimen
- indium in erythrocytes
- indium in blood
- indium in serum/plasma
- indium in urine
Related
periodic table
Specific
indium-111
indium-113m
General
chemical element
metal
Properties
SIZE: AW = 114.82
atomic number
VALUE: 49
VALENCE: KR 4D10 5S2 5P1
Database Correlations
PUBCHEM cid=24000
References
- Webster's Ninth New Collegiate Dictionary, Miriam-
Webster Inc. Springfield, MA 1990
- Chemical & Engineering News, Sept 8, 2003