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phosphorus trioxide   2043 Phosphorus trioxide

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    #  Species Formula
  2033 Pyrophosphoric acid (Geo)H4O7P2
  2034 Pyrophosphoric acid (Geo)H4O7P2
  2035 Pyrophosphoric acidH4O7P2
  2036 P2F4 (Geo)F4P2
  2037 Methyl triphosphate anionCH6O10P3
  2038 Methyl triphosphate (Geo)CH7O10P3
  2039 Methyl triphosphateCH7O10P3
  2040 Phosphorus tetramer (Geo)P4
  2041 Phosphorus, tetramerP4
  2042 Phosphorus trioxide (Geo)O6P4
  2043 Phosphorus trioxide O6P4
  2044 Phosphorus pentoxide (Geo)O10P4
  2045 Phosphorus pentoxideO10P4
  2046 Mg(II)O6(2-) (FAPSIY) (Geo)C4H16O16MgP4
  2047 Sulfur, cationS
  2048 Sulfur, atomS
  2049 Sulfur, anionS
  2050 Hydrogen sulfide (HS)HS
  2051 Hydrogen sulfide, anionHS
  2052 Hydrogen sulfide (Geo)H2S
  2053 Hydrogen sulfide (H2S)H2S


ΔHf: -375.5 kcal/mol,     REF: G. Pilcher, "The Chemistry of Organophosphorus Compounds", F. R. Hartley, Ed., Wiley, New York, 1989.
  
 SYMMETRY PM7
Phosphorus trioxide
 H=-375.5 HR=PP1989
 
  O     0.00000000 +0    0.0000000 +0    0.0000000 +0     0     0     0
 XX     1.83654917 +1    0.0000000 +0    0.0000000 +0     1     0     0
  O     1.83654917 +0   90.0000000 +0    0.0000000 +0     2     1     0
  O     1.83654917 +0  180.0000000 +0    0.0000000 +0     2     1     3
  O     1.83654917 +0  180.0000000 +0    0.0000000 +0     2     3     4
  O     1.83654917 +0   90.0000000 +0   90.0000000 +0     2     1     3
  O     1.83654917 +0  180.0000000 +0    0.0000000 +0     2     6     3
  P     1.79734902 +1   54.7277874 +1   44.9971064 +1     2     1     3
  P     1.79734902 +0  109.5000000 +0   60.0000000 +0     2     8     5
  P     1.79734902 +0  109.5000000 +0  180.0000000 +0     2     8     5
  P     1.79734902 +0  109.5000000 +0  -60.0000000 +0     2     8     5
 
   2  1    3    4    5    6    7
   8  1    9   10   11