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All results from a given calculation for NaCN (Sodium Cyanide)

using model chemistry: QCISD(TQ)/cc-pVDZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 2 yes CS 1A

Conformer 1 (C*V)

Jump to S1C2
Vibrational Frequencies calculated at QCISD(TQ)/cc-pVDZ
Rotational Constants (cm-1) from geometry optimized at QCISD(TQ)/cc-pVDZ
See section I.F.4 to change rotational constant units
Geometric Data calculated at QCISD(TQ)/cc-pVDZ
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability

Conformer 2 (CS)

Jump to S1C1
Energy calculated at QCISD(TQ)/cc-pVDZ
 hartrees
Energy at 0K-254.493313
Energy at 298.15K-254.493045
HF Energy-254.189096
Nuclear repulsion energy51.005993
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(TQ)/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 A' 2048 2048        
2 A' 373 373        
3 A' 175 175        

Unscaled Zero Point Vibrational Energy (zpe) 1298.0 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 1298.0 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(TQ)/cc-pVDZ
ABC
1.84681 0.27046 0.23591

See section I.F.4 to change rotational constant units
Geometric Data calculated at QCISD(TQ)/cc-pVDZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 1.108 0.652 0.000
N2 0.000 1.111 0.000
Na3 -0.604 -1.063 0.000

Atom - Atom Distances (Å)
  C1 N2 Na3
C11.19932.4231
N21.19932.2567
Na32.42312.2567

picture of Sodium Cyanide state 1 conformation 2
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 N2 Na3 83.005 C1 Na3 N2 29.422
N2 C1 Na3 67.573
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability