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All results from a given calculation for NH2CN (cyanamide)

using model chemistry: B2PLYP/6-311G*

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 B2PLYP/6-311G*
Rotational Constants (cm-1) from geometry optimized at B2PLYP/6-311G*
See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP/6-311G*
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability

Conformer 2 (C2V)

Jump to S1C1
Energy calculated at B2PLYP/6-311G*
 hartrees
Energy at 0K-148.680195
Energy at 298.15K 
HF Energy-148.523885
Nuclear repulsion energy59.353818
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 B2PLYP/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 A1 3660 3660 61.70      
2 A1 2318 2318 107.06      
3 A1 1674 1674 58.03      
4 A1 1121 1121 11.66      
5 B1 527 527 0.23      
6 B1 464i 464i 336.26      
7 B2 3778 3778 78.53      
8 B2 1164 1164 4.08      
9 B2 407 407 0.21      

Unscaled Zero Point Vibrational Energy (zpe) 7092.5 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 7092.5 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 B2PLYP/6-311G*
ABC
11.21241 0.33873 0.32879

See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP/6-311G*

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.220
N2 0.000 0.000 1.385
N3 0.000 0.000 -1.111
H4 0.000 0.864 -1.620
H5 0.000 -0.864 -1.620

Atom - Atom Distances (Å)
  C1 N2 N3 H4 H5
C11.16541.33052.03242.0324
N21.16542.49593.12683.1268
N31.33052.49591.00261.0026
H42.03243.12681.00261.7273
H52.03243.12681.00261.7273

picture of cyanamide state 1 conformation 2
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 N3 H4 120.523 C1 N3 H5 120.523
N2 C1 N3 180.000 H4 N3 H5 118.955
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B2PLYP/6-311G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.317      
2 N -0.281      
3 N -0.806      
4 H 0.385      
5 H 0.385      


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 -4.803 4.803
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -18.685 0.000 0.000
y 0.000 -14.701 0.000
z 0.000 0.000 -17.695
Traceless
 xyz
x -2.487 0.000 0.000
y 0.000 3.488 0.000
z 0.000 0.000 -1.002
Polar
3z2-r2-2.003
x2-y2-3.983
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 1.769 0.000 0.000
y 0.000 2.152 0.000
z 0.000 0.000 4.855


<r2> (average value of r2) Å2
<r2> 39.732
(<r2>)1/2 6.303