Inorganic Solid Phases

KH₂PO₄, rt (H₂K[PO₄] rt) Crystal Structure

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General Information

Phase Label(s): H₂K[PO₄] rt
Structure Class(es): –
Classification by Properties: ferroelastic FEL, ferroelectric FE, non-linear optics NLO, nonmetal, piezoelect
Mineral Name(s): archerite
Pearson Symbol: tI24
Space Group: 122
Phase Prototype: H₂K[PO₄]
Measurement Detail(s): automatic diffractometer (determination of cell parameters), X-rays (determination of cell parameters)
Phase Class(es): –
Compound Class(es): orthophosphate
Interpretation Detail(s): cell parameters determined and structure type assigned; temperature dependence studied
Sample Detail(s): sample prepared from H₃PO₄, K₂CO₃, powder (determination of cell parameters)

Substance Summary

Standard Formula: H₂K[PO₄]
Alphabetic Formula: H₂K[PO₄]
Published Formula: KH₂PO₄, rt
Refined Formula: –
Wyckoff Sequence: –
Z Formula Units: 4
Density: ρ = 2.33 Mg·m⁻³

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Crystallographic Data

Cell Parameters

	Published Data	Standardized Data
	Published Data	Unit Cell	Niggli-Reduced Cell
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a
b
c
α
β
γ
a/b
b/c
c/a
V

Atom Coordinates

Standardized

Site	Element	Wyckoff Symbol	Symmetry	X	Y	Z	Occupation	Co-ord. No.	Atomic Env.
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Experimental Details

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Reference

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3D Interactive Structure

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About this content

Database name

PAULING FILE Multinaries Edition – 2012

Dataset ID

sd_1225353

Copyright

©Springer & Material Phases Data System (MPDS), Switzerland & National Institute for Materials Science (NIMS), Japan, 2016

Chief Editor

Pierre Villars, Material Phases Data System (MPDS), CH-6354 Vitznau, Switzerland

villars.mpds@bluewin.ch

Credits

SpringerMaterials Release 2016.

Project Coordinator: Shuichi Iwata

Section-Editor: Karin Cenzual (Crystal Structures)

Cite this content

Pierre Villars (Chief Editor), PAULING FILE in: Inorganic Solid Phases, SpringerMaterials (online database), Springer, Heidelberg (ed.) SpringerMaterials KH2PO4, rt (H2K[PO4] rt) Crystal Structure sd_1225353 (Springer-Verlag GmbH, Heidelberg, © 2016)

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