Inorganic Solid Phases

KH2(IO3)3 (H2K[IO3]3) Crystal Structure

General Information

  • Phase Label(s): H2K[IO3]3
  • Structure Class(es):
  • Classification by Properties:
  • Mineral Name(s):
  • Pearson Symbol: aP26
  • Space Group: 2
  • Phase Prototype: H2K[IO3]3
  • Measurement Detail(s): Guinier film (determination of cell parameters), automatic diffractometer; Philips PW1100 (determination of structural parameters), X-rays, Fe Kα (determination of cell parameters), X-rays, Ag Kα (determination of structural parameters)
  • Phase Class(es):
  • Compound Class(es): iodate
  • Interpretation Detail(s): positions of non-H atoms determined, least-squares refinement; 4467 reflections; I > 3σ(I), R = 0.025; wR = 0.035
  • Sample Detail(s): sample prepared from I2O5, KHCO3, powder (determination of cell parameters), single crystal (determination of structural parameters)

Substance Summary

  • Standard Formula: H2K[IO3]3
  • Alphabetic Formula: H2[IO3]3K
  • Published Formula: KH2(IO3)3
  • Refined Formula: I3KO9
  • Wyckoff Sequence: 2,i13
  • Z Formula Units: 2
  • Density: ρ = 4.33 Mg·m−3

Crystallographic Data

Cell Parameters

Published Data
Standardized Data
Unit Cell
Niggli-Reduced Cell
Space Group
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.

Published

Site
Element
Wyckoff Symbol
Symmetry
X
Y
Z
Occupation

Displacement Parameters

Anisotropic

Site
β11 [nm2]
β22 [nm2]
β33 [nm2]
β12 [nm2]
β13 [nm2]
β23 [nm2]

Experimental Details

Reference

3D Interactive Structure

About this content

  • Database name

    PAULING FILE Multinaries Edition – 2012

  • Dataset ID

    sd_2090028

  • 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.

    Data generated pre-2002: © Springer & MPDS & NIMS; post-2001: © Springer & MPDS

    All Rights Reserved. Version 2016.10.

    Project Coordinator: Shuichi Iwata

    Section-Editor: Karin Cenzual (Crystal Structures)

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