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All results from a given calculation for NH2CN (cyanamide)

using model chemistry: B97D3/6-31G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes Cs 1A'
1 2 no C2V 1A1

Conformer 1 (Cs)

Jump to S1C2
Energy calculated at B97D3/6-31G*
 hartrees
Energy at 0K-148.685754
Energy at 298.15K-148.688000
HF Energy-148.685754
Nuclear repulsion energy 
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 B97D3/6-31G*
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' 3459 3391 24.37      
2 A' 2292 2247 79.26      
3 A' 1637 1605 41.39      
4 A' 1072 1051 6.01      
5 A' 618 606 243.97      
6 A' 475 465 25.17      
7 A" 3553 3483 38.65      
8 A" 1192 1169 0.18      
9 A" 393 385 0.06      

Unscaled Zero Point Vibrational Energy (zpe) 7345.2 cm-1
Scaled (by 0.9804) Zero Point Vibrational Energy (zpe) 7201.3 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 B97D3/6-31G*
ABC
10.05865 0.33247 0.32485

See section I.F.4 to change rotational constant units
Geometric Data calculated at B97D3/6-31G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.218 0.000
N2 -0.011 1.394 0.000
N3 0.089 -1.131 0.000
H4 -0.273 -1.573 0.843
H5 -0.273 -1.573 -0.843

Atom - Atom Distances (Å)
  C1 N2 N3 H4 H5
C11.17611.35201.99771.9977
N21.17612.52713.09493.0949
N31.35202.52711.01811.0181
H41.99773.09491.01811.6860
H51.99773.09491.01811.6860

picture of cyanamide state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 N3 H4 114.142 C1 N3 H5 114.142
N2 C1 N3 176.760 H4 N3 H5 111.787
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B97D3/6-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.465      
2 N -0.444      
3 N -0.744      
4 H 0.362      
5 H 0.362      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.196 -4.320 0.000 4.483
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -17.953 2.161 0.000
y 2.161 -18.021 0.000
z 0.000 0.000 -14.745
Traceless
 xyz
x -1.570 2.161 0.000
y 2.161 -1.672 0.000
z 0.000 0.000 3.242
Polar
3z2-r26.484
x2-y20.068
xy2.161
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 1.637 0.042 0.000
y 0.042 4.982 0.000
z 0.000 0.000 2.131


<r2> (average value of r2) Å2
<r2> 39.975
(<r2>)1/2 6.323

Conformer 2 (C2V)

Jump to S1C1
Energy calculated at B97D3/6-31G*
 hartrees
Energy at 0K-148.683999
Energy at 298.15K 
HF Energy-148.683999
Nuclear repulsion energy 
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 B97D3/6-31G*
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 3554 3484 51.30      
2 A1 2295 2250 105.72      
3 A1 1612 1581 50.58      
4 A1 1113 1091 10.01      
5 B1 506 497 0.17      
6 B1 458i 449i 322.35      
7 B2 3664 3592 72.53      
8 B2 1120 1098 4.55      
9 B2 391 383 0.25      

Unscaled Zero Point Vibrational Energy (zpe) 6898.4 cm-1
Scaled (by 0.9804) Zero Point Vibrational Energy (zpe) 6763.2 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 B97D3/6-31G*
ABC
11.07253 0.33420 0.32441

See section I.F.4 to change rotational constant units
Geometric Data calculated at B97D3/6-31G*

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.218
N2 0.000 0.000 1.396
N3 0.000 0.000 -1.116
H4 0.000 0.869 -1.633
H5 0.000 -0.869 -1.633

Atom - Atom Distances (Å)
  C1 N2 N3 H4 H5
C11.17801.33462.04472.0447
N21.17802.51263.15103.1510
N31.33462.51261.01081.0108
H42.04473.15101.01081.7382
H52.04473.15101.01081.7382

picture of cyanamide state 1 conformation 2
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 N3 H4 120.708 C1 N3 H5 120.708
N2 C1 N3 180.000 H4 N3 H5 118.584
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B97D3/6-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.496      
2 N -0.446      
3 N -0.790      
4 H 0.370      
5 H 0.370      


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 -4.763 4.763
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -18.263 0.000 0.000
y 0.000 -14.418 0.000
z 0.000 0.000 -17.063
Traceless
 xyz
x -2.522 0.000 0.000
y 0.000 3.245 0.000
z 0.000 0.000 -0.723
Polar
3z2-r2-1.445
x2-y2-3.845
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 1.521 0.000 0.000
y 0.000 2.064 0.000
z 0.000 0.000 4.999


<r2> (average value of r2) Å2
<r2> 39.852
(<r2>)1/2 6.313