Constituent
Name
water ice
Official name
Water ice Ih
Family
molecular solid
Class
hydrogen bonded molecular solid
Compound type
inorganic molecular solid
Comments
The liquid water used to produce the particles is ultrapure water
Constituent abundance in material
Relevance
main - major
Arrangement
coating shell
Mass fraction
0.9978
Chemical composition
Formula
$H_2O$
Chemical formula
H2O
Elemental formula
H2 O
Isotope mixture type
terrestrial abundance
  Formula Name Family Number min-max Mole fraction Isotope mole fraction State Relevance
$H_2O$ Water molecule 1 1.0 1.0 pure main
Chemical functions
  Function Number Relevance
$R-OH$ 2 main
Chemical bonds
  Bond Number Relevance
$-O \dots H-$ 4
$-O-H$ 2 main
Oxides
Formula $H_{2}O$
Mass fraction (%) 1.0
Class
molecular solids with hydrogen bonded molecules (03)
Type
homomolecular H-bonded solids (03.01)
Phase name
H2O Ih
Phase type
crystalline
Crystal system
hexagonal
Crystal class
dihexagonal-dipyramidal
Crystal class symbol
6/mmm (D6h)
Crystal spacegroup
P6(3)/mmc
Molar mass
18.0153 $g/mol$
Density
0.917 (273 K) - 0.928 (90 K) $g/cm^3$
Refringence type
uniaxial
Refringence sign
unknown
Birefringence
0.01
Refraction index $n_{\alpha}$
1.31
Refraction index $n_{\beta}$
1.33
Color
light blue (when thick)
Diaphaneity
transparent
Luster
vitreous