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All results from a given calculation for NH2CN (cyanamide)

using model chemistry: B3LYP/LANL2DZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 2 yes C2V 1A1

Conformer 1 (Cs)

Jump to S1C2
Vibrational Frequencies calculated at B3LYP/LANL2DZ
Rotational Constants (cm-1) from geometry optimized at B3LYP/LANL2DZ
See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/LANL2DZ
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability

Conformer 2 (C2V)

Jump to S1C1
Energy calculated at B3LYP/LANL2DZ
 hartrees
Energy at 0K-148.757279
Energy at 298.15K-148.759433
HF Energy-148.757279
Nuclear repulsion energy58.570906
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 B3LYP/LANL2DZ
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 A1 3627 3487 64.93      
2 A1 2286 2197 129.14      
3 A1 1655 1591 81.06      
4 A1 1110 1067 9.68      
5 B1 512 492 18.03      
6 B1 429 412 436.51      
7 B2 3761 3615 72.87      
8 B2 1146 1102 5.17      
9 B2 407 392 2.19      

Unscaled Zero Point Vibrational Energy (zpe) 7466.8 cm-1
Scaled (by 0.9612) Zero Point Vibrational Energy (zpe) 7177.1 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 B3LYP/LANL2DZ
ABC
11.04145 0.32955 0.32000

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/LANL2DZ

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.219
N2 0.000 0.000 1.406
N3 0.000 0.000 -1.126
H4 0.000 0.870 -1.638
H5 0.000 -0.870 -1.638

Atom - Atom Distances (Å)
  C1 N2 N3 H4 H5
C11.18751.34412.05042.0504
N21.18752.53163.16603.1660
N31.34412.53161.00991.0099
H42.05043.16601.00991.7406
H52.05043.16601.00991.7406

picture of cyanamide state 1 conformation 2
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 N3 H4 120.487 C1 N3 H5 120.487
N2 C1 N3 180.000 H4 N3 H5 119.026
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/LANL2DZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.024      
2 N -0.078      
3 N -0.602      
4 H 0.352      
5 H 0.352      


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 -4.877 4.877
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -18.864 0.000 0.000
y 0.000 -14.747 0.000
z 0.000 0.000 -18.066
Traceless
 xyz
x -2.457 0.000 0.000
y 0.000 3.718 0.000
z 0.000 0.000 -1.260
Polar
3z2-r2-2.521
x2-y2-4.117
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 1.545 0.000 0.000
y 0.000 2.026 0.000
z 0.000 0.000 5.105


<r2> (average value of r2) Å2
<r2> 40.633
(<r2>)1/2 6.374