Accuracy

carbon, cation     46 Carbon, cation

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    #  Species Formula
    36 B4H10 (Geo)H10B4
    37 Tetraborane(10)H10B4
    38 B5H9 (Geo)H9B5
    39 Pentaborane(9)H9B5
    40 B5H11 (Geo)H11B5
    41 Pentaborane(11)H11B5
    42 B6H10 (Geo)H10B6
    43 Hexaborane(10)H10B6
    44 B10H14 (Geo)H14B10
    45 Decaborane(14)H14B10
    46 Carbon, cation C
    47 Carbon, atomC
    48 MethylidyneHC
    49 Methylene, singlet (Geo)CH2
    50 Methylene, triplet (Geo)CH2
    51 Methylene, singletCH2
    52 Methylene, tripletCH2
    53 Methyl, cationCH3
    54 Methane (Geo)CH4
    55 MethaneCH4
    56 Methyl lithium (Geo)H3LiC


ΔHf: 430.6 kcal/mol,     REF: NIST Chemistry WebBook, NIST Standard Reference Database, No. 69; W. G. Mallard, P. J. Linstrom, Eds., National Institute of Standards and Technology, Gaithersberg, http://webbook.nist.gov/chemistry.
  
 CHARGE=1 OPEN(1,3) RHF PM7
Carbon, cation
 HR=NIST H=430.64 HWT=0.5
  C     0.00000000 +0   0.00000000 +0   0.00000000 +0