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All results from a given calculation for CH5N3 (Guanidine)

using model chemistry: PBEPBE/6-31G(2df,p)

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at PBEPBE/6-31G(2df,p)
 hartrees
Energy at 0K-205.142131
Energy at 298.15K-205.149681
HF Energy-205.142131
Nuclear repulsion energy123.230966
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 PBEPBE/6-31G(2df,p)
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 3580 3543 9.84      
2 A 3576 3539 16.32      
3 A 3469 3434 1.49      
4 A 3466 3430 13.14      
5 A 3408 3373 4.70      
6 A 1704 1687 215.70      
7 A 1586 1569 99.99      
8 A 1571 1555 39.23      
9 A 1419 1404 99.65      
10 A 1157 1145 18.97      
11 A 1106 1095 72.72      
12 A 1069 1058 11.00      
13 A 924 914 4.94      
14 A 796 787 41.32      
15 A 752 744 187.48      
16 A 657 650 145.00      
17 A 577 571 204.75      
18 A 522 517 13.77      
19 A 458 453 0.06      
20 A 401 397 10.44      
21 A 351 347 32.51      

Unscaled Zero Point Vibrational Energy (zpe) 16273.1 cm-1
Scaled (by 0.9897) Zero Point Vibrational Energy (zpe) 16105.5 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 PBEPBE/6-31G(2df,p)
ABC
0.34660 0.33726 0.17348

See section I.F.4 to change rotational constant units
Geometric Data calculated at PBEPBE/6-31G(2df,p)

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.018 0.122 -0.000
N2 -0.192 1.399 0.012
N3 -0.993 -0.884 0.087
N4 1.274 -0.408 -0.093
H5 -1.192 1.627 -0.051
H6 -1.937 -0.544 -0.082
H7 -0.788 -1.703 -0.484
H8 1.964 0.329 0.039
H9 1.439 -1.192 0.537

Atom - Atom Distances (Å)
  C1 N2 N3 N4 H5 H6 H7 H8 H9
C11.28891.40351.40011.90862.03232.03951.99352.0348
N21.28892.42112.32961.02742.61363.19832.40683.1067
N31.40352.42112.32322.52251.01701.01963.19642.4921
N41.40012.32962.32323.19733.21332.46611.01861.0193
H51.90861.02742.52253.19732.29563.38253.41303.9003
H62.03232.61361.01703.21332.29561.68063.99893.4922
H72.03953.19831.01962.46613.38251.68063.46102.5025
H81.99352.40683.19641.01863.41303.99893.46101.6852
H92.03483.10672.49211.01933.90033.49222.50251.6852

picture of Guanidine state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 N2 H5 110.469 C1 N3 H6 113.225
C1 N3 H7 113.689 C1 N4 H8 110.009
C1 N4 H9 113.562 N2 C1 N3 128.058
N2 C1 N4 120.019 N3 C1 N4 111.918
H6 N3 H7 111.212 H8 N4 H9 111.560
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBE/6-31G(2df,p) Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.382      
2 N -0.529      
3 N -0.539      
4 N -0.518      
5 H 0.199      
6 H 0.247      
7 H 0.250      
8 H 0.259      
9 H 0.249      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.815 -2.486 -0.061 2.617
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -17.672 -1.089 2.963
y -1.089 -25.610 0.308
z 2.963 0.308 -26.000
Traceless
 xyz
x 8.134 -1.089 2.963
y -1.089 -3.775 0.308
z 2.963 0.308 -4.359
Polar
3z2-r2-8.718
x2-y27.939
xy-1.089
xz2.963
yz0.308


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.874 -0.328 0.088
y -0.328 6.291 0.002
z 0.088 0.002 2.933


<r2> (average value of r2) Å2
<r2> 73.121
(<r2>)1/2 8.551