In
Z =
49
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Indium
From the Greek "
indigo
", meaning "
indigo dye
"
(AM) Atomic Mass
114.82 amu
♦
Oxidation States
+3
(BP) Boiling Point
2080  °C
♦
(MP) Melting Point
156.6 °C
(ρ) Density
7.31 g/cm
3
♦
Crystal Structure
Tetragonal
( χ ) Electronegativity
1.7
♦
(AR) Atomic Radius
1.44  Å
Physical State
Solid
♦
(C) Heat Capacity
0.233 J/g °C
Electronic-Config
[Kr]  4d
10
  5s
2
  5p
1
 
♦
(
I
1
) First Ionization E
558.26 kJ/mol
(ΔH
vap
) Heat of Vaporization
231.8 kJ/mol
♦
(ΔH
fus
) Heat of Fusion
3.281 kJ/mol
Year of Discovery
1863
♦
Location of Discovery
Germany
(E°) Standard Potential
In
3+
⇔ In (-0.340 V)
Stable isotopes
 
113
In
Discovered/Synthesized by
Ferdinand Reich, Hieronymus Theodor Richter
Natural Source
Isolated as a byproduct of zinc processing
Common Uses
Solders, glass seals, glass coatings, liquid crystal displays, semiconductors, diodes, photocells
Other Info
Used in building quantum computers
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