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All results from a given calculation for CH5N3 (Guanidine)

using model chemistry: HF/SDD

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at HF/SDD
 hartrees
Energy at 0K-204.068220
Energy at 298.15K-204.075719
HF Energy-204.068220
Nuclear repulsion energy124.136717
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 HF/SDD
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 4013 3614 58.52      
2 A 4011 3611 36.95      
3 A 3865 3480 19.73      
4 A 3861 3476 69.50      
5 A 3769 3393 12.38      
6 A 1858 1673 454.81      
7 A 1817 1636 159.23      
8 A 1792 1614 153.14      
9 A 1584 1426 240.45      
10 A 1255 1130 26.79      
11 A 1209 1089 161.67      
12 A 1154 1040 11.48      
13 A 1013 912 23.41      
14 A 867 781 220.35      
15 A 787 708 67.62      
16 A 596 537 354.87      
17 A 561 505 29.14      
18 A 518 466 16.02      
19 A 463 417 335.78      
20 A 437 394 58.45      
21 A 250 225 74.68      

Unscaled Zero Point Vibrational Energy (zpe) 17839.0 cm-1
Scaled (by 0.9004) Zero Point Vibrational Energy (zpe) 16062.3 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 HF/SDD
ABC
0.35224 0.34066 0.17379

See section I.F.4 to change rotational constant units
Geometric Data calculated at HF/SDD

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.018 0.118 0.001
N2 -0.253 1.380 0.010
N3 -0.964 -0.897 0.013
N4 1.283 -0.336 -0.028
H5 -1.218 1.654 -0.048
H6 -1.927 -0.675 0.102
H7 -0.723 -1.825 -0.245
H8 1.993 0.358 -0.059
H9 1.521 -1.247 0.286

Atom - Atom Distances (Å)
  C1 N2 N3 N4 H5 H6 H7 H8 H9
C11.28441.38751.37871.95032.06922.08072.02602.0763
N21.28442.38592.30401.00482.65213.24912.46843.1818
N31.38752.38592.31712.56470.99190.99243.21322.5245
N41.37872.30402.31713.19683.23082.50770.99290.9920
H51.95031.00482.56473.19682.43923.51943.46254.0035
H62.06922.65210.99193.23082.43921.70054.05663.4997
H72.08073.24910.99242.50773.51941.70053.48902.3773
H82.02602.46843.21320.99293.46254.05663.48901.7077
H92.07633.18182.52450.99204.00353.49972.37731.7077

picture of Guanidine state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 N2 H5 116.316 C1 N3 H6 119.909
C1 N3 H7 121.024 C1 N4 H8 116.416
C1 N4 H9 121.421 N2 C1 N3 126.454
N2 C1 N4 119.761 N3 C1 N4 113.785
H6 N3 H7 117.961 H8 N4 H9 118.715
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/SDD Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.493      
2 N -0.552      
3 N -0.839      
4 N -0.801      
5 H 0.246      
6 H 0.368      
7 H 0.359      
8 H 0.383      
9 H 0.344      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.025 -3.968 0.123 4.100
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -16.563 -1.770 1.143
y -1.770 -26.079 -0.241
z 1.143 -0.241 -28.235
Traceless
 xyz
x 10.595 -1.770 1.143
y -1.770 -3.680 -0.241
z 1.143 -0.241 -6.914
Polar
3z2-r2-13.829
x2-y29.517
xy-1.770
xz1.143
yz-0.241


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.547 -0.486 -0.015
y -0.486 5.654 -0.011
z -0.015 -0.011 2.333


<r2> (average value of r2) Å2
<r2> 73.463
(<r2>)1/2 8.571