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Indium oxide (I)

Indium oxide (I) is a binary inorganic compound of indium metal and oxygen with the formula In 2 O, black crystals.

Indium oxide
Are common
Systematic
name
Indium oxide (I)
Traditional namesIndium oxide (I); indium hemioxide; india oxide
Chem. formulaIn 2 o
Physical properties
conditionblack crystals
Molar mass245.64 g / mol
Density6.99 g / cm³
Thermal properties
T. melt.≈325 ° C
T. bale.sub in vac. 750 ° C
Enthalpy of Education-55 kJ / mol
Classification
PubChem
Smiles
Inchi
ChemSpider

Content

Getting

  • Hydrogen reduction of indium (III) oxide :
In2O3+2H2→400oCIn2O+2H2O{\ displaystyle {\ mathsf {In_ {2} O_ {3} + 2H_ {2} \ {\ xrightarrow {400 ^ {o} C}} \ In_ {2} O + 2H_ {2} O}}}  
  • Decomposition of indium (III) oxalate :
In2(C2Ofour)3→TIn2O+CO+fiveCO2{\ displaystyle {\ mathsf {In_ {2} (C_ {2} O_ {4}) _ {3} \ {\ xrightarrow {T}} \ In_ {2} O + CO + 5CO_ {2}}}}  

Physical Properties

Indium (I) oxide forms black crystals.

Chemical Properties

  • Reacts with acids with hydrogen evolution :
In2O+6HCl→2InCl3+H2O+2H2↑{\ displaystyle {\ mathsf {In_ {2} O + 6HCl \ {\ xrightarrow {}} \ 2InCl_ {3} + H_ {2} O + 2H_ {2} \ uparrow}}}  

Literature

  • Chemical Encyclopedia / Editorial Board: Knunyants I.L. et al. - M .: Soviet Encyclopedia, 1990. - T. 2. - 671 p. - ISBN 5-82270-035-5 .
  • Chemistry Handbook / Editorial: Nikolsky B.P. et al. - 3rd ed., rev. - L .: Chemistry, 1971. - T. 2. - 1168 p.
  • Ripan R., Chetyanu I. Inorganic chemistry. Chemistry of metals. - M .: Mir, 1971. - T. 1. - 561 p.



Source - https://ru.wikipedia.org/w/index.php?title=Indium oxide (I)& oldid = 80367228


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