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Antimony Oxide Chloride

Antimony chloride is an inorganic compound with the formula SbOCl, white crystals, insoluble in cold water, decomposes in hot.

Antimony Oxide Chloride
Antimony oxychloride solid.JPG
Are common
Systematic
name
Antimony Oxide Chloride
Traditional namesAntimonyl chloride
Chem. formulaSbOCl
Physical properties
conditioncolorless crystals
Molar mass173.20 g / mol
Thermal properties
T. melt.different 170 ° C
Classification
Reg. CAS number7791-08-4
Pubchem
Reg. EINECS number
SMILES
Inchi
Chemspider

Content

Getting

  • Antimony trichloride hydrolysis:
SbCl3+H2O→ S b O C l ↓ + 2 H C l{\ displaystyle {\ mathsf {SbCl_ {3} + H_ {2} O \ {\ xrightarrow {}} \ SbOCl \ downarrow + 2HCl}}}  

Physical Properties

Antimony chloride-oxide forms colorless crystals, insoluble in cold water and decomposing in hot.

Soluble in acetone , carbon disulfide , insoluble in chloroform and ethanol .

Chemical Properties

  • When heated decomposes:
fiveSbOCl→170-250oCSbfourCl2Ofive+SbCl3{\ displaystyle {\ mathsf {5SbOCl \ {\ xrightarrow {170-250 ^ {o} C}} \ Sb_ {4} Cl_ {2} O_ {5} + SbCl_ {3}}}  
6SbOCl→>320oC2Sb2O3+2SbCl3{\ displaystyle {\ mathsf {6SbOCl \ {\ xrightarrow {> 320 ^ {o} C}} \ 2Sb_ {2} O_ {3} + 2SbCl_ {3}}}  
  • Decomposed in hot water:
2SbOCl+H2O→100oCSb2O3↓+2HCl{\ displaystyle {\ mathsf {2SbOCl + H_ {2} O \ {\ xrightarrow {100 ^ {o} C}} \ Sb_ {2} O_ {3} \ downarrow + 2HCl}}}  
  • During hydrolysis in an acidic medium, “ algarot powder ” (antimony oxychloride) is formed:
fourSbOCl+H2O→50oC,H+SbfourCl2Ofive↓+2HCl{\ displaystyle {\ mathsf {4SbOCl + H_ {2} O \ {\ xrightarrow {50 ^ {o} C, H ^ {+}}} \ Sb_ {4} Cl_ {2} O_ {5} \ downarrow + 2HCl }}}  
  • Reacts with concentrated hydrochloric acid :
SbOCl+3HCl→H[SbClfour]+H2O{\ displaystyle {\ mathsf {SbOCl + 3HCl \ {\ xrightarrow {}} \ H [SbCl_ {4}] + H_ {2} O}}}  
  • Oxidized with hot concentrated nitric acid :
2SbOCl+fourHNO3→100oCSb2Ofive↓+fourNO2+2HCl+H2O{\ displaystyle {\ mathsf {2SbOCl + 4HNO_ {3} \ {\ xrightarrow {100 ^ {o} C}} \ Sb_ {2} O_ {5} \ downarrow + 4NO_ {2} + 2HCl + H_ {2} O }}}  
  • Slowly reacts with alkalis:
SbOCl+2NaOH+H2O→Na[Sb(OH)four]+NaCl{\ displaystyle {\ mathsf {SbOCl + 2NaOH + H_ {2} O \ {\ xrightarrow {}} \ Na [Sb (OH) _ {4}] + NaCl}}}  

Application

  • Used in the preparation of " emetic stone ".

Literature

  • Chemist Handbook / Redkol .: Nikolsky B.P. et al. - 3rd ed., Rev. - L .: Chemistry, 1971. - T. 2. - 1168 p.
  • Lidin R.A. and other Chemical properties of inorganic substances: Proc. manual for universities. - 3rd ed., Corr. - M .: Chemistry, 2000. - 480 p. - ISBN 5-7245-1163-0 .
  • Ripan R., Chetyanu I. Inorganic chemistry. Metal Chemistry. - M .: Mir, 1971. - T. 1. - 561 p.



Source - https://ru.wikipedia.org/w/index.php?title=Oxid-antimony chloride&oldid = 80917549


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