Osmium tetroksida

Osmium tetroksida
Stick model osmium tetroxide	Ball and stick model of osmium tetroxide
Nama
	Nama IUPAC pilihan Osmium tetraoksida
	Nama IUPAC sistematik Tetraoksoosmium
	Nama lain Osmium(VIII) oksida
Pengecam
No. Pendaftaran CAS	20816-12-0 ;
Imej model 3D Jmol	Imej berinteraktif;
ChEBI	CHEBI:88215 ;
ChemSpider	28158 ;
ECHA InfoCard	100.040.038
Nombor EC	244-058-7;
MeSH	Osmium+tetroxide
PubChem CID	30318; 56370778; 75811001; 53113021;
Nombor RTECS	RN1140000;
Nombor PBB	UN 2471
CompTox Dashboard (EPA)	DTXSID5042245 ;
	InChI InChI=1S/4O.Os Key: VUVGYHUDAICLFK-UHFFFAOYSA-N ; InChI=1S/4O.Os Key: VUVGYHUDAICLFK-UHFFFAOYSA-N; InChI=1/4O.Os/rO4Os/c1-5(2,3)4 Key: VUVGYHUDAICLFK-TYHKRQCIAE;
	SMILES O=[Os](=O)(=O)=O;
Sifat
Formula kimia	OsO4
Jisim molar	254.23 g/mol
Rupa bentuk	Pepejal putih meruwap
Bau	Seperti klorin
Ketumpatan	4.9 g/cm3
Takat lebur	40.25 °C (104.45 °F; 313.40 K)
Takat didih	129.7 °C (265.5 °F; 402.8 K)
Keterlarutan dalam air	5.70 g/100 mL (10 °C) ; 6.23 g/100 mL (25 °C)
Keterlarutan	375 g/100 mL (CCl4) ; Larut dalam kebanyakan pelarut organik, ammonium hidroksida, fosforus oksiklorida
Tekanan wap	7 mmHg (20 °C)
Struktur
Struktur kristal	Monoklin, mS20
Kumpulan ruang	C2/c; a = 0.4515 nm, b = 0.52046 nm, c = 0.80838 nm, α = 77.677°, β = 73.784°, γ = 64.294°
Bahaya
MSDS	ICSC 0528
Pengelasan EU	{{{value}}}
Frasa R	Templat:R26/27/28, Templat:R34
Frasa S	S1/2, Templat:S7/9, S26, S45
NFPA 704 (berlian api)	0 3 1 OX
	Dos maut (LD) atau kepekatan dos maut (LC)
LCLo (paling rendah diketahui)	1316 mg/m3 (arnab, 30 minit); 423 mg/m3 (tikus, 4 jam);
	NIOSH (Had pendedahan kesihatan AS):
PEL (Dibenarkan)	TWA 0.002 mg/m3
REL (Disyorkan)	TWA 0.002 mg/m3 (0.0002 ppm) ST 0.006 mg/m3 (0.0006 ppm)
IDLH (Bahaya serta-merta)	1 mg/m3
Sebatian berkaitan
Kation lain	Rutenium tetroksida
Oksida osmium berkaitan	Osmium(IV) oksida
	Kecuali jika dinyatakan sebaliknya, data diberikan untuk bahan-bahan dalam keadaan piawainya (pada 25 °C [77 °F], 100 kPa).
	pengesahan (apa yang perlu: /?)
	Rujukan kotak info

Osmium tetroksida atau osmium(VIII) oksida merupakan sebatian osmium dengan formula OsO₄. Sebatian ini memiliki pelbagai aplikasi seperti dalam sintesis organik, meskipun merupakan sebatian beracun.

^ "Osmium tetroxide ICSC: 0528". InChem.
^ ^a ^b ^c ^d NIOSH Pocket Guide to Chemical Hazards. "#0473" (dalam bahasa Inggeris). National Institute for Occupational Safety and Health (NIOSH).
^ Krebs, B.; Hasse, K. D. (1976). "Refinements of the Crystal Structures of KTcO₄, KReO₄ and OsO₄. The Bond Lengths in Tetrahedral Oxo-Anions and Oxides of d⁰ Transition Metals". Acta Crystallographica B. 32 (5): 1334–1337. doi:10.1107/S056774087600530X.
^ "Osmium tetroxide (as Os)". Immediately Dangerous to Life or Health Concentrations (IDLH). Institut Kebangsaan untuk Keselamatan dan Kesihatan Pekerjaan (NIOSH).

[1] "Osmium tetroxide ICSC: 0528". InChem.

[PGCH-2] NIOSH Pocket Guide to Chemical Hazards. "#0473" (dalam bahasa Inggeris). National Institute for Occupational Safety and Health (NIOSH).

[s1-3] Krebs, B.; Hasse, K. D. (1976). "Refinements of the Crystal Structures of KTcO₄, KReO₄ and OsO₄. The Bond Lengths in Tetrahedral Oxo-Anions and Oxides of d⁰ Transition Metals". Acta Crystallographica B. 32 (5): 1334–1337. doi:10.1107/S056774087600530X.

[4] "Osmium tetroxide (as Os)". Immediately Dangerous to Life or Health Concentrations (IDLH). Institut Kebangsaan untuk Keselamatan dan Kesihatan Pekerjaan (NIOSH).

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Osmium tetroksida

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