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All results from a given calculation for NH2CN (cyanamide)

using model chemistry: TPSSh/TZVP

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

Conformer 2 (C2V)

Jump to S1C1
Energy calculated at TPSSh/TZVP
 hartrees
Energy at 0K-148.840415
Energy at 298.15K 
HF Energy-148.840415
Nuclear repulsion energy59.459103
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 TPSSh/TZVP
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 3600 3469 62.97      
2 A1 2337 2252 134.47      
3 A1 1624 1565 53.76      
4 A1 1125 1085 13.49      
5 B1 528 509 0.04      
6 B1 395i 381i 292.50      
7 B2 3714 3579 91.72      
8 B2 1138 1096 2.70      
9 B2 409 394 0.41      

Unscaled Zero Point Vibrational Energy (zpe) 7039.6 cm-1
Scaled (by 0.9637) Zero Point Vibrational Energy (zpe) 6784.1 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 TPSSh/TZVP
ABC
11.13478 0.34047 0.33037

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

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 1.382
N3 0.000 0.000 -1.107
H4 0.000 0.867 -1.618
H5 0.000 -0.867 -1.618

Atom - Atom Distances (Å)
  C1 N2 N3 H4 H5
C11.16241.32662.03172.0317
N21.16242.48903.12263.1226
N31.32662.48901.00611.0061
H42.03173.12261.00611.7333
H52.03173.12261.00611.7333

picture of cyanamide state 1 conformation 2
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 N3 H4 120.520 C1 N3 H5 120.520
N2 C1 N3 180.000 H4 N3 H5 118.959
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at TPSSh/TZVP Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.079      
2 N -0.196      
3 N -0.438      
4 H 0.277      
5 H 0.277      


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 -4.861 4.861
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.133 0.000 0.000
y 0.000 2.352 0.000
z 0.000 0.000 5.431


<r2> (average value of r2) Å2
<r2> 39.700
(<r2>)1/2 6.301