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

using model chemistry: QCISD(T)=FULL/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 QCISD(T)=FULL/cc-pVTZ-PP
 hartrees
Energy at 0K-508.484817
Energy at 298.15K 
HF Energy-507.819520
Nuclear repulsion energy94.884477
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 QCISD(T)=FULL/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 2239 2239        
2 Σ 590 590        
3 Π 369 369        
3 Π 369 369        

Unscaled Zero Point Vibrational Energy (zpe) 1782.7 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 1782.7 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 QCISD(T)=FULL/cc-pVTZ-PP
B
0.13735

See section I.F.4 to change rotational constant units
Geometric Data calculated at QCISD(T)=FULL/cc-pVTZ-PP

Point Group is C∞v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 -1.134
N2 0.000 0.000 -2.297
Br3 0.000 0.000 0.654

Atom - Atom Distances (Å)
  C1 N2 Br3
C11.16291.7879
N21.16292.9509
Br31.78792.9509

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