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All results from a given calculation for BeOH (beryllium monohydroxide)

using model chemistry: CCSD=FULL/aug-cc-pVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 2 yes C*V 2Σ

Conformer 1 (CS)

Jump to S1C2
Energy calculated at CCSD=FULL/aug-cc-pVTZ
 hartrees
Energy at 0K-90.450185
Energy at 298.15K 
HF Energy-90.138114
Nuclear repulsion energy17.819725
The energy at 298.15K was derived from the energy at 0K and an integrated heat capacity that used the calculated vibrational frequencies.
Vibrational Frequencies calculated at CCSD=FULL/aug-cc-pVTZ
Rotational Constants (cm-1) from geometry optimized at CCSD=FULL/aug-cc-pVTZ
See section I.F.4 to change rotational constant units
Geometric Data calculated at CCSD=FULL/aug-cc-pVTZ
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability

Conformer 2 (C*V)

Jump to S1C1
Energy calculated at CCSD=FULL/aug-cc-pVTZ
 hartrees
Energy at 0K-90.450235
Energy at 298.15K-90.449996
HF Energy-90.138085
Nuclear repulsion energy17.749324
The energy at 298.15K was derived from the energy at 0K and an integrated heat capacity that used the calculated vibrational frequencies.
Vibrational Frequencies calculated at CCSD=FULL/aug-cc-pVTZ
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
(Å4/u)
Dep P Dep U
1 Σ 4172 3967 205.03      
2 Σ 1355 1289 165.63      
3 Π 293 278 149.97      
3 Π 293 278 149.97      

Unscaled Zero Point Vibrational Energy (zpe) 3056.2 cm-1
Scaled (by 0.951) Zero Point Vibrational Energy (zpe) 2906.4 cm-1
See section III.C.1 List or set vibrational scaling factors to change the scale factors used here.
See section III.C.2 Calculate a vibrational scaling factor for a given set of molecules to determine the least squares best scaling factor.
Rotational Constants (cm-1) from geometry optimized at CCSD=FULL/aug-cc-pVTZ
B
1.31097

See section I.F.4 to change rotational constant units
Geometric Data calculated at CCSD=FULL/aug-cc-pVTZ

Point Group is C∞v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
O1 0.000 0.000 0.350
Be2 0.000 0.000 -1.023
H3 0.000 0.000 1.291

Atom - Atom Distances (Å)
  O1 Be2 H3
O11.37270.9411
Be21.37272.3138
H30.94112.3138

picture of beryllium monohydroxide state 1 conformation 2
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
Be2 O1 H3 180.000
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability