Thorium heptaphosphide

Thorium heptaphosphide
Identifiers
CAS Number	102499-33-2 ;
3D model (JSmol)	Interactive image;
	InChI InChI=1S/7P.Th/q;;;4*-1;+4 Key: LNJLDCGWEAURNN-UHFFFAOYSA-N;
	SMILES [Th+4].[P-].[P-].[P-].[P-].[P].[P].[P];
Properties
Chemical formula	P7Th
Molar mass	448.8540 g·mol−1
Appearance	black rod-shaped crystals
Density	4.93 g/cm3
	Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa). Infobox references

Thorium heptaphosphide is a binary inorganic compound of thorium metal and phosphorus with the chemical formula ThP₇.^[2] This is the most phosphorus-rich binary compound of a tetravalent thorium.^[3]

Synthesis

Thorium heptaphosphide can be synthesized from the elements with addition of iodine at 830 K.^[3]^[4]

Properties

Thorium heptaphosphide forms black rod-shaped crystals of orthorhombic crystal system.^[1]^[4] It decomposes to Th₂P₁₁ at 650 K in vacuo.^[3]

References

^ ^a ^b "mp-28410: ThP7 (Orthorhombic, P2_12_12_1, 19)". Materials Project. Retrieved 17 March 2024.
^ Jahrbuch ... der Max-Planck-Gesellschaft zur Förderung der Wissenschaften (in German). Max-Planck-Gesellschaft zur Förderung der Wissenschaften. 1984. p. 599. ISBN 978-3-525-85390-0. Retrieved 17 March 2024.
^ ^a ^b ^c Von Schnering, Hans-Georg; Vu, Dong (1 February 1986). "Thorium heptaphosphide ThP7". Journal of the Less Common Metals. 116 (1): 259–270. doi:10.1016/0022-5088(86)90234-1. ISSN 0022-5088. Retrieved 17 March 2024.
^ ^a ^b Bickel, Michael; Wedemeyer, Horst (17 April 2013). Th Thorium Supplement Volume C 8: Compounds with Si, P, As, Sb, Bi, and Ge. Springer Science & Business Media. p. 101. ISBN 978-3-662-06348-4. Retrieved 17 March 2024.

[MP-1] "mp-28410: ThP7 (Orthorhombic, P2_12_12_1, 19)". Materials Project. Retrieved 17 March 2024.

[2] Jahrbuch ... der Max-Planck-Gesellschaft zur Förderung der Wissenschaften (in German). Max-Planck-Gesellschaft zur Förderung der Wissenschaften. 1984. p. 599. ISBN 978-3-525-85390-0. Retrieved 17 March 2024.

[TH7-3] Von Schnering, Hans-Georg; Vu, Dong (1 February 1986). "Thorium heptaphosphide ThP7". Journal of the Less Common Metals. 116 (1): 259–270. doi:10.1016/0022-5088(86)90234-1. ISSN 0022-5088. Retrieved 17 March 2024.

[Bickel-4] Bickel, Michael; Wedemeyer, Horst (17 April 2013). Th Thorium Supplement Volume C 8: Compounds with Si, P, As, Sb, Bi, and Ge. Springer Science & Business Media. p. 101. ISBN 978-3-662-06348-4. Retrieved 17 March 2024.

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v t e Phosphorus compounds
Phosphides	AlP AsP BP BiP Cs₂P₅ Ca₃P₂ Cd₃P₂ Cu₃P DyP ErP EuP GdP AuP FeP Fe₃P HfP HoP InP LaP Li₃P LuP MoP MoP₂ Mo₃P NbP NdP NpP Np₃P₄ OsP₂ Ru₂P PtP₂ PrP PrP₅ PuP ScP SmP SmP₅ Sr₃P₂ TbP SnP₃ ThP₇ TmP YP YbP ZnP₂ Zn₃P₂ ZrP ZrP₂
Other compounds	PBr₃ PBr₅ PBr₇ PCl₃ PCl₅ P₂Cl₄ PF₃ PF₅ PI₃ PH₃ PN P₃N₅ PO P₂O₃ P₂O₄ P₂O₅ P₄S₃ P₄S_x P₄S₁₀

v t e Thorium compounds
Th(II)	ThC₂ ThCl₂ ThF₂ ThI₂ ThO ThSi
Th(III)	ThCl₃ ThF₃ ThI₃
Th(IV)	ThO₂ ThSi₂ Th(OH)₄ ThC ThCl₄ ThF₄ ThI₄ ThSiO₄ ThOF ₂ Th(C₂O₄)₂ ThS₂ ThSe₂ Th(SeO₄)₂ Th(NO₃)₄ Th(C₈H₈)₂ Th(HCOO)₄ Th(CH₃COO)₄ ThP₇

Thorium heptaphosphide

Thorium heptaphosphide

Thorium heptaphosphide

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Root Wikipedia Article

Thorium heptaphosphide

Synthesis

Properties

References

Identifiers
CAS Number	102499-33-2^Y
3D model (JSmol)	Interactive image
InChI InChI=1S/7P.Th/q;;;4*-1;+4 Key: LNJLDCGWEAURNN-UHFFFAOYSA-N
SMILES [Th+4].[P-].[P-].[P-].[P-].[P].[P].[P]
Properties
Chemical formula	P₇Th
Molar mass	448.8540 g·mol⁻¹
Appearance	black rod-shaped crystals
Density	4.93 g/cm³^[1]
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa). Infobox references