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All results from a given calculation for H2CNCN (cyanamide, methylene)

using model chemistry: B3LYPultrafine/daug-cc-pVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes 1A'
Energy calculated at B3LYPultrafine/daug-cc-pVTZ
 hartrees
Energy at 0K-186.934002
Energy at 298.15K 
HF Energy-186.934002
Nuclear repulsion energy92.579828
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 B3LYPultrafine/daug-cc-pVTZ
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' 3182 3182 4.17 85.24 0.58 0.73
2 A' 3064 3064 17.35 106.82 0.10 0.18
3 A' 2298 2298 37.08 237.76 0.23 0.37
4 A' 1698 1698 29.03 65.18 0.21 0.35
5 A' 1503 1503 15.22 26.83 0.37 0.54
6 A' 1226 1226 11.35 2.91 0.64 0.78
7 A' 955 955 6.34 2.01 0.09 0.17
8 A' 634 634 5.31 5.00 0.16 0.27
9 A' 255 255 6.01 8.75 0.45 0.62
10 A" 1100 1100 18.51 1.07 0.75 0.86
11 A" 779 779 1.65 1.77 0.75 0.86
12 A" 375 375 8.43 0.22 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 8533.1 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 8533.1 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 B3LYPultrafine/daug-cc-pVTZ
ABC
2.30097 0.17997 0.16692

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYPultrafine/daug-cc-pVTZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.093 -1.557 0.000
N2 -0.595 -0.487 0.000
C3 0.000 0.711 0.000
N4 0.409 1.793 0.000
H5 -0.438 -2.502 0.000
H6 1.183 -1.573 0.000

Atom - Atom Distances (Å)
  C1 N2 C3 N4 H5 H6
C11.27222.27023.36491.08451.0896
N21.27221.33762.49092.02192.0831
C32.27021.33761.15643.24352.5726
N43.36492.49091.15644.37833.4543
H51.08452.02193.24354.37831.8679
H61.08962.08312.57263.45431.8679

picture of cyanamide, methylene state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 N2 C3 120.871 N2 C1 H5 117.956
N2 C1 H6 123.591 N2 C3 N4 174.289
H5 C1 H6 118.453
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYPultrafine/daug-cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.562      
2 N -0.349      
3 C 0.301      
4 N -0.891      
5 H 0.718      
6 H 0.782      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.436 -4.524 0.000 4.544
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -23.990 -2.669 0.000
y -2.669 -24.120 0.000
z 0.000 0.000 -22.989
Traceless
 xyz
x -0.435 -2.669 0.000
y -2.669 -0.631 0.000
z 0.000 0.000 1.066
Polar
3z2-r22.132
x2-y20.130
xy-2.669
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.658 0.338 0.000
y 0.338 9.045 0.000
z 0.000 0.000 3.706


<r2> (average value of r2) Å2
<r2> 70.574
(<r2>)1/2 8.401