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All results from a given calculation for NH2CN (cyanamide)

using model chemistry: B2PLYP/cc-pVDZ

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

Conformer 2 (C2V)

Jump to S1C1
Energy calculated at B2PLYP/cc-pVDZ
 hartrees
Energy at 0K-148.649760
Energy at 298.15K 
HF Energy-148.498228
Nuclear repulsion energy59.006095
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/cc-pVDZ
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 3634 3480 70.31      
2 A1 2314 2216 101.79      
3 A1 1591 1524 42.68      
4 A1 1123 1076 10.80      
5 B1 509 488 0.00      
6 B1 516i 494i 261.12      
7 B2 3767 3608 99.54      
8 B2 1126 1078 1.76      
9 B2 394 378 0.25      

Unscaled Zero Point Vibrational Energy (zpe) 6971.4 cm-1
Scaled (by 0.9577) Zero Point Vibrational Energy (zpe) 6676.5 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/cc-pVDZ
ABC
11.01060 0.33511 0.32521

See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP/cc-pVDZ

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 1.394
N3 0.000 0.000 -1.117
H4 0.000 0.872 -1.625
H5 0.000 -0.872 -1.625

Atom - Atom Distances (Å)
  C1 N2 N3 H4 H5
C11.17551.33482.03902.0390
N21.17552.51033.14213.1421
N31.33482.51031.00901.0090
H42.03903.14211.00901.7431
H52.03903.14211.00901.7431

picture of cyanamide state 1 conformation 2
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 N3 H4 120.263 C1 N3 H5 120.263
N2 C1 N3 180.000 H4 N3 H5 119.474
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B2PLYP/cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.001      
2 N -0.142      
3 N -0.144      
4 H 0.143      
5 H 0.143      


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 -4.659 4.659
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -18.298 0.000 0.000
y 0.000 -14.717 0.000
z 0.000 0.000 -17.337
Traceless
 xyz
x -2.271 0.000 0.000
y 0.000 3.101 0.000
z 0.000 0.000 -0.830
Polar
3z2-r2-1.659
x2-y2-3.581
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 1.662 0.000 0.000
y 0.000 2.143 0.000
z 0.000 0.000 4.746


<r2> (average value of r2) Å2
<r2> 39.894
(<r2>)1/2 6.316