Constituent
Name
Ammonium hydrogen phosphate (Phase gamma)
Official name
Diammonium hydrogen phosphate (phase gamma)
Family
ionic solid
Class
acid salt
Compound type
phosphate
Relevance
main - major
Arrangement
single phase
Mass
0.715 $\pm$ 0.005 $g$
Mass fraction
1.0
Mole fraction
1.0
Formula
$(NH_4^+)_2 \cdot HPO_4^{2-}$
Chemical formula
(NH4)2HPO4
Elemental formula
(N+)2 H9 P O2 (O-)2
Isotope mixture type
terrestrial abundance
  Formula Name Family Number min-max Mole fraction Isotope mole fraction State Relevance
$NH_4^+$ Ammonium ion molecule 2 0.6666666666666666 1 constituent cation main
$HPO_4^{2-}$ Hydrogen phosphate ion molecule 1 0.3333333333333333 1 constituent anion main
Chemical functions
  Function Number
$H_4 >\mid N^+$ 2
Chemical bonds
  Bond Number Relevance
$>\mid N^+ \cdot O^{-}-$ 1
$-O \dots H-$ 2
$\geq N^+-H$ 4 main
$P=O$ 1 main
$=P-O^-$ 2 main
$=P-O-$ 1 main
$-O-H$ 1 main
Class
acid salts (05)
Type
simple acid salts (05.01)
Phase name
Diammonium hydrogen phosphate-gamma
Phase type
crystalline
Comments
fully ordered phase
Texture
monocrystalline
Molar mass
115.109 $g/mol$
Color
colorless, white
Diaphaneity
transparent to translucent