Accuracy
formic acid
1049 Formic acid
(Previous)
(Back)
(Next)
Geometry predicted using PM7
ΔHf: -90.5 kcal/mol, REF: J. O. Cox, G. Pilcher, "Thermochemistry of Organic and Organometallic Compounds," Academic Press, New York, N.Y., 1970.
Dipole: 1.4 Debye, REF: R. D. Nelson, D. R. Lide, A. A. Maryott, Nat. Stand. Ref. Data Set., Natl. Bur. Stand. No. 10 (1967).
I.P.: 11.5 eV, REF: R. D. Levin, S. G. Lias, "Ionization Potentials and Appearance Potential Measurements," 1971-1981, Natl. Stand. Ref. Data Ser., Natl. Bur. Stand. 71, (1982), Cat. No. C13.48:71.
PM7
Formic acid
DR=NLM1967 D=1.41 I=11.51 IR=LLNBS82 H=-90.5 HR=C&P1970
O 0.00000000 +0 0.0000000 +0 0.0000000 +0 0 0 0
C 1.20000884 +1 0.0000000 +0 0.0000000 +0 1 0 0
O 1.35286259 +1 121.5118910 +1 0.0000000 +0 2 1 0
H 0.98804151 +1 114.8761297 +1 0.0000000 +0 3 2 1
H 1.08751467 +1 129.9427061 +1 180.0000000 +0 2 1 3