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Calcium hypophosphite

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Calcium hypophosphite

Molecular formula: H4CaO4P2 CAS# 7789-79-9
Categories: Inorganic salt
Names
English:
Calcium dihydrogen hypophosphite
Calcium hypophosphite
Calcium hypophosphite (Ca(H2PO2)2)
Calcium phosphinate
Calcium phosphinate (Ca(H2PO2)2)
EINECS:232-190-8
Phosphinic acid, calcium salt

Variants of the formula:

Ca(PH2O2)2
H-P<`||O><|O^->-H\0Ca^++/0H-P<`||O><|O^->-H
H/P`|O|<_(A75,w+)H>\dO^-/0Ca^2+\0O`^-_(A-30,d-)P`|O|<_(A75,w+)H>\H
Elemental composition
Can't show the diagram.
Symbol Element Atomic weight Number of atoms Mass percent

Reactions in which Calcium hypophosphite is involved

  • Ca(PH2O2)2 + 2H2O + 4AgNO3 -> 4Ag"|v" + 2H2(PHO3) + Ca(NO3)2 + 2HNO3
  • Ca(PH2O2)2 + Na2CO3 -> 2Na(PH2O2) + CaCO3
  • 2P4 + 3Ca(OH)2 + 6H2O "40-50^oC"--> 3Ca(PH2O2)2 + 2PH3"|^"
  • 2H(PH2O2) + Ca(OH)2 -> Ca(PH2O2)2 + 2H2O
  • 3Ca(PH2O2)2 "200^oC"--> 3Ca(PHO3) + H2(PHO3) + 2PH3"|^"