Solid phase
Official name
Sodium selenate
Secondary names
Se(VI) sodium selenate; Disodium selenate; Selenic acid, disodium salt
CAS number
13410-01-0
Type
Family
ionic solid
Class
alkali salt
Compound type
selenate
Chemical composition
Formula
$(Na^+)_2 \cdot SeO_4^{2-}$
Chemical formula
Na2SeO4
Elemental formula
(Na+)2 Se O2 (O-)2
Isotope mixture type
terrestrial abundance
6.0
  Formula Name Family Number min-max Mole fraction Isotope mole fraction State Relevance
$Na^+$ Sodium cation element 2 0.6666666666666666 1 constituent cation main
$SeO_4^{2-}$ Selenate ion molecule 1 0.3333333333333333 1 constituent anion main
Chemical bonds
  Bond Number
$Na^+ \cdot O^{-}-$ 2
$-\gg Se-O^{-}$ 2
$\geqq Se=O$ 1
Class
alkali salts (06)
Type
simple alkali salts (06.01)
Phase type
crystalline
Molar mass
188.95 $g/mol$
Density
3.098 $g/cm^3$
State NTP
solid
Pure color
colorless
Color
white, grey
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