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All results from a given calculation for BrCN (Cyanogen bromide)

using model chemistry: CID/cc-pVTZ-PP

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C*V 1Σ
Energy calculated at CID/cc-pVTZ-PP
 hartrees
Energy at 0K-508.317144
Energy at 298.15K 
HF Energy-507.821977
Nuclear repulsion energy95.700074
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 CID/cc-pVTZ-PP
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 Σ 2419 2419 17.51      
2 Σ 622 622 0.06      
3 Π 389 389 3.01      
3 Π 389 389 3.01      

Unscaled Zero Point Vibrational Energy (zpe) 1909.8 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 1909.8 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 CID/cc-pVTZ-PP
B
0.13963

See section I.F.4 to change rotational constant units
Geometric Data calculated at CID/cc-pVTZ-PP

Point Group is C∞v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 -1.131
N2 0.000 0.000 -2.275
Br3 0.000 0.000 0.649

Atom - Atom Distances (Å)
  C1 N2 Br3
C11.14351.7801
N21.14352.9237
Br31.78012.9237

picture of Cyanogen bromide state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N2 C1 Br3 180.000
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability