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

using model chemistry: CCSD=FULL/cc-pVDZ

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 CCSD=FULL/cc-pVDZ
 hartrees
Energy at 0K-2665.106117
Energy at 298.15K 
HF Energy-2664.670845
Nuclear repulsion energy123.939355
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/cc-pVDZ
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 2286 2286 5.50      
2 Σ 592 592 0.50      
3 Π 349 349 2.02      
3 Π 349 349 2.02      

Unscaled Zero Point Vibrational Energy (zpe) 1787.7 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 1787.7 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/cc-pVDZ
B
0.13462

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

Point Group is C∞v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 -1.147
N2 0.000 0.000 -2.319
Br3 0.000 0.000 0.661

Atom - Atom Distances (Å)
  C1 N2 Br3
C11.17191.8079
N21.17192.9799
Br31.80792.9799

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