Inorganic Solid Phases

NaNO2 (Na[NO2] rt, T = 435.7 K) Crystal Structure

General Information

  • Phase Label(s): Na[NO2] rt
  • Structure Class(es):
  • Classification by Properties: antiferroelectric AFE, ferroelectric FE, nonmetal, piezoelectric, pyroelectric
  • Mineral Name(s):
  • Pearson Symbol: oI8
  • Space Group: 44
  • Phase Prototype: Na[NO2]
  • Measurement Detail(s): Weissenberg photographs (determination of structural parameters), X-rays (determination of cell parameters), X-rays, Cu Kα (determination of structural parameters), T = 435.7 K (determination of cell and structural parameters)
  • Phase Class(es):
  • Compound Class(es): nitrite
  • Interpretation Detail(s): average structure determined; refinement in superspace, least-squares refinement; 50 reflections, R = 0.050
  • Sample Detail(s): powder (determination of cell parameters), single crystal (determination of structural parameters)

Substance Summary

  • Standard Formula: Na[NO2]
  • Alphabetic Formula: [NO2]Na
  • Published Formula: NaNO2
  • Refined Formula: NNaO2
  • Wyckoff Sequence: 44,da2
  • Z Formula Units: 2
  • Density: ρ = 2.06 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
U11 [nm2]
U22 [nm2]
U33 [nm2]
U12 [nm2]
U13 [nm2]
U23 [nm2]

Experimental Details

Reference

3D Interactive Structure

About this content

  • Database name

    PAULING FILE Multinaries Edition – 2012

  • Dataset ID

    sd_1707210

  • 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)

  • Cite this content

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