Diindium trisulfide is a binary inorganic compound, a salt of indium metal and hydrogen sulfide with the formula In 2 S 3 , dark red or yellow crystals, insoluble in water, thermally stable, semiconductor .
| Diindium trisulfide | |
|---|---|
| Are common | |
| Systematic name | Diindium trisulfide |
| Traditional names | Sulfur Indium |
| Chem. formula | In 2 s 3 |
| Physical properties | |
| condition | dark red or yellow crystals |
| Molar mass | 325.84 g / mol |
| Density | 4.648 g / cm³ |
| Thermal properties | |
| T. melt. | 1072 ° C |
| Enthalpy of Education | -351 kJ / mol |
| Classification | |
| Reg. CAS number | 12030-24-9 |
| PubChem | |
| Reg. EINECS number | |
| Smiles | |
| Inchi | |
| ChemSpider | |
Getting
- Directly from the elements:
- The action of hydrogen sulfide on its oxide
- The action of hydrogen sulfide on a soluble salt of indium:
Physical Properties
Diindium trisulfide forms dark red or yellow crystals of cubic syngony , cell parameters a = 0.536 nm, Z = 1.33. There is a high-temperature cubic phase with cell parameters a = 1.0724 nm, Z = 10.667.
Chemical Properties
- Reacts with concentrated acids:
- and concentrated alkalis:
- When sintering with sodium sulfide forms thiosols:
- Oxidized by oxygen :
See also
There are other indium sulfides:
- Ins
- In 2 s
Literature
- Chemical Encyclopedia / Editorial Board: Knunyants I.L. et al. - M .: Soviet Encyclopedia, 1990. - T. 2. - 671 p. - ISBN 5-82270-035-5 .
- Lidin R.A. and other Chemical properties of inorganic substances: Textbook. manual for universities. - 3rd ed., Rev. - M .: Chemistry, 2000 .-- 480 p. - ISBN 5-7245-1163-0 .
- Chemistry Handbook / Editorial: Nikolsky B.P. et al. - 2nd ed., rev. - M.-L.: Chemistry, 1966. - T. 1. - 1072 p.
- 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.