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All results from a given calculation for NCl (nitrogen monochloride)

using model chemistry: mPW1PW91/6-311G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C*V 3Σ
2 1 yes C*V 1Σ

State 1 (3Σ)

Jump to S2C1
Energy calculated at mPW1PW91/6-311G*
 hartrees
Energy at 0K-514.852311
Energy at 298.15K-514.852310
HF Energy-514.852311
Nuclear repulsion energy38.369472
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 mPW1PW91/6-311G*
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 825 787 75.49      

Unscaled Zero Point Vibrational Energy (zpe) 412.4 cm-1
Scaled (by 0.9544) Zero Point Vibrational Energy (zpe) 393.6 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 mPW1PW91/6-311G*
B
0.62591

See section I.F.4 to change rotational constant units
Geometric Data calculated at mPW1PW91/6-311G*

Point Group is C∞v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 0.000 0.000 -1.163
Cl2 0.000 0.000 0.479

Atom - Atom Distances (Å)
  N1 Cl2
N11.6412
Cl21.6412

picture of nitrogen monochloride state 1 conformation 1
More geometry information
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at mPW1PW91/6-311G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.160      
2 Cl 0.160      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.000 0.000 1.021 1.021
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -17.902 0.000 0.000
y 0.000 -17.902 0.000
z 0.000 0.000 -18.392
Traceless
 xyz
x 0.245 0.000 0.000
y 0.000 0.245 0.000
z 0.000 0.000 -0.490
Polar
3z2-r2-0.981
x2-y20.000
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 1.223 0.000 0.000
y 0.000 1.223 0.000
z 0.000 0.000 3.855


<r2> (average value of r2) Å2
<r2> 24.639
(<r2>)1/2 4.964

State 2 (1Σ)

Jump to S1C1
Energy calculated at mPW1PW91/6-311G*
 hartrees
Energy at 0K-514.782010
Energy at 298.15K-514.782031
Nuclear repulsion energy39.271222
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 mPW1PW91/6-311G*
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 900 859 50.97      

Unscaled Zero Point Vibrational Energy (zpe) 450.1 cm-1
Scaled (by 0.9544) Zero Point Vibrational Energy (zpe) 429.6 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 mPW1PW91/6-311G*
B
0.65568

See section I.F.4 to change rotational constant units
Geometric Data calculated at mPW1PW91/6-311G*

Point Group is C∞v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 0.000 0.000 -1.136
Cl2 0.000 0.000 0.468

Atom - Atom Distances (Å)
  N1 Cl2
N11.6035
Cl21.6035

picture of nitrogen monochloride state 2 conformation 1
More geometry information
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at mPW1PW91/6-311G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.264      
2 Cl 0.264      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.000 0.000 1.715 1.715
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -16.346 0.000 0.000
y 0.000 -19.328 0.000
z 0.000 0.000 -18.869
Traceless
 xyz
x 2.753 0.000 0.000
y 0.000 -1.720 0.000
z 0.000 0.000 -1.032
Polar
3z2-r2-2.064
x2-y22.982
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 1.231 0.000 0.000
y 0.000 1.094 0.000
z 0.000 0.000 3.817


<r2> (average value of r2) Å2
<r2> 24.105
(<r2>)1/2 4.910