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All results from a given calculation for NH2CN (cyanamide)

using model chemistry: BLYP/cc-pVTZ

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 BLYP/cc-pVTZ
 hartrees
Energy at 0K-148.808355
Energy at 298.15K-148.810589
Nuclear repulsion energy58.956777
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 BLYP/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' 3436 3425 25.97      
2 A' 2258 2251 86.69      
3 A' 1592 1588 35.81      
4 A' 1054 1051 7.87      
5 A' 573 571 185.85      
6 A' 478 477 32.53      
7 A" 3519 3509 45.43      
8 A" 1170 1167 0.02      
9 A" 393 392 0.01      

Unscaled Zero Point Vibrational Energy (zpe) 7236.5 cm-1
Scaled (by 0.997) Zero Point Vibrational Energy (zpe) 7214.8 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 BLYP/cc-pVTZ
ABC
10.16113 0.33472 0.32678

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.221 0.000
N2 0.004 1.388 0.000
N3 0.073 -1.128 0.000
H4 -0.273 -1.575 0.846
H5 -0.273 -1.575 -0.846

Atom - Atom Distances (Å)
  C1 N2 N3 H4 H5
C11.16761.35032.00332.0033
N21.16762.51693.09383.0938
N31.35032.51691.01731.0173
H42.00333.09381.01731.6914
H52.00333.09381.01731.6914

picture of cyanamide state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 N3 H4 114.859 C1 N3 H5 114.859
N2 C1 N3 176.665 H4 N3 H5 112.470
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at BLYP/cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.073      
2 N -0.088      
3 N -0.185      
4 H 0.173      
5 H 0.173      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.006 -4.429 0.000 4.542
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -18.414 1.835 0.000
y 1.835 -18.664 0.000
z 0.000 0.000 -15.273
Traceless
 xyz
x -1.445 1.835 0.000
y 1.835 -1.821 0.000
z 0.000 0.000 3.267
Polar
3z2-r26.533
x2-y20.250
xy1.835
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.414 0.065 0.000
y 0.065 5.410 0.000
z 0.000 0.000 2.724


<r2> (average value of r2) Å2
<r2> 40.160
(<r2>)1/2 6.337

Conformer 2 (C2V)

Jump to S1C1
Energy calculated at BLYP/cc-pVTZ
 hartrees
Energy at 0K-148.806986
Energy at 298.15K 
HF Energy-148.806986
Nuclear repulsion energy59.122958
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 BLYP/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 A1 3512 3501 48.49      
2 A1 2260 2253 112.88      
3 A1 1575 1570 43.29      
4 A1 1088 1085 12.66      
5 B1 504 503 0.03      
6 B1 427i 425i 228.84      
7 B2 3618 3607 74.77      
8 B2 1107 1103 1.71      
9 B2 390 389 0.20      

Unscaled Zero Point Vibrational Energy (zpe) 6813.1 cm-1
Scaled (by 0.997) Zero Point Vibrational Energy (zpe) 6792.7 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 BLYP/cc-pVTZ
ABC
11.06168 0.33645 0.32652

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

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.221
N2 0.000 0.000 1.390
N3 0.000 0.000 -1.114
H4 0.000 0.870 -1.629
H5 0.000 -0.870 -1.629

Atom - Atom Distances (Å)
  C1 N2 N3 H4 H5
C11.16911.33462.04352.0435
N21.16912.50373.14113.1411
N31.33462.50371.01041.0104
H42.04353.14111.01041.7390
H52.04353.14111.01041.7390

picture of cyanamide state 1 conformation 2
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 N3 H4 120.623 C1 N3 H5 120.623
N2 C1 N3 180.000 H4 N3 H5 118.754
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at BLYP/cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.066      
2 N -0.102      
3 N -0.194      
4 H 0.181      
5 H 0.181      


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 -18.722 0.000 0.000
y 0.000 -15.024 0.000
z 0.000 0.000 -17.889
Traceless
 xyz
x -2.265 0.000 0.000
y 0.000 3.281 0.000
z 0.000 0.000 -1.016
Polar
3z2-r2-2.032
x2-y2-3.698
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.342 0.000 0.000
y 0.000 2.668 0.000
z 0.000 0.000 5.415


<r2> (average value of r2) Å2
<r2> 40.065
(<r2>)1/2 6.330