Solid phase
Official name
Zinc selenide
CAS number
1315-09-9
Type
Family
metallic solid
Class
pseudometal (semi-conductor)
Compound type
selenide
Comments
There is also an hexagonal phase (wurtzite)
Chemical composition
Formula
$ZnSe$
Chemical formula
ZnSe
Elemental formula
Zn Se
Isotope mixture type
terrestrial abundance
4.0
  Formula Name Family Number min-max Mole fraction Isotope mole fraction State Relevance
$Zn$ Zinc element 1 0.5 1 constituent element main
$Se$ Selenium element 1 0.5 1 constituent element main
Chemical bonds
  Bond Number
$\geq Zn-Se-$ 4
Class
pseudometals (14)
Type
homovalent bilayer pseudometals (14.02)
Phase name
Zincblende
Phase type
crystalline
Crystal system
isometric (cubic)
Crystal class
hextetrahedral
Crystal class symbol
-43m (Td)
Crystal spacegroup
F-43m
Molar mass
144.35 $g/mol$
Density
5.42 - 5.27 (calc.) $g/cm^3$
State NTP
solid
Phase transitions
Phase transition type Other phases Temperature - Pressure
solid-liquid liquid 1525 °C (1798 K)
Refringence type
isotropic
Refraction index $n_{\alpha}$
2.67 (550 nm)
Pure color
yellow
Color
light yellow, gray
Diaphaneity
translucent to opaque
Luster
metallic
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