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All results from a given calculation for NH2CSNH2 (Thiourea)

using model chemistry: B3PW91/3-21G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2 1A
Energy calculated at B3PW91/3-21G*
 hartrees
Energy at 0K-545.440660
Energy at 298.15K-545.446566
Nuclear repulsion energy156.811305
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 B3PW91/3-21G*
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 3686 3536 21.67      
2 A 3550 3405 17.22      
3 A 1703 1634 74.49      
4 A 1428 1370 302.61      
5 A 1075 1032 55.22      
6 A 765 734 14.26      
7 A 557 535 0.00      
8 A 462 443 2.24      
9 A 290 278 0.00      
10 B 3684 3534 81.03      
11 B 3538 3394 57.61      
12 B 1664 1596 214.28      
13 B 1476 1416 133.06      
14 B 1060 1017 8.87      
15 B 702 674 225.82      
16 B 632 607 95.81      
17 B 497 477 397.04      
18 B 401 385 2.33      

Unscaled Zero Point Vibrational Energy (zpe) 13584.0 cm-1
Scaled (by 0.9594) Zero Point Vibrational Energy (zpe) 13032.5 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 B3PW91/3-21G*
ABC
0.34839 0.17007 0.11428

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3PW91/3-21G*

Point Group is C2

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 -0.323
S2 0.000 0.000 1.355
N3 -0.000 1.154 -1.042
N4 0.000 -1.154 -1.042
H5 0.000 2.025 -0.528
H6 0.000 1.180 -2.055
H7 0.000 -2.025 -0.528
H8 0.000 -1.180 -2.055

Atom - Atom Distances (Å)
  C1 S2 N3 N4 H5 H6 H7 H8
C11.67841.35971.35972.03582.09602.03582.0960
S21.67842.66062.66062.76593.60892.76593.6089
N31.35972.66062.30841.01151.01363.22092.5450
N41.35972.66062.30843.22092.54501.01151.0136
H52.03582.76591.01153.22091.74524.05103.5510
H62.09603.60891.01362.54501.74523.55102.3609
H72.03582.76593.22091.01154.05103.55101.7452
H82.09603.60892.54501.01363.55102.36091.7452

picture of Thiourea state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 N3 H5 117.563 C1 N3 H6 123.397
C1 N4 H7 117.563 C1 N4 H8 123.397
S2 C1 N3 121.912 S2 C1 N4 121.912
N3 C1 N4 116.176 H5 N3 H6 119.040
H7 N4 H8 119.040
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3PW91/3-21G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.410      
2 S -0.221      
3 N -0.782      
4 N -0.782      
5 H 0.364      
6 H 0.323      
7 H 0.364      
8 H 0.323      


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 -5.903 5.903
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -34.408 0.001 0.000
y 0.001 -23.868 0.000
z 0.000 0.000 -27.582
Traceless
 xyz
x -8.683 0.001 0.000
y 0.001 7.127 0.000
z 0.000 0.000 1.556
Polar
3z2-r23.112
x2-y2-10.540
xy0.001
xz0.000
yz0.000


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


<r2> (average value of r2) Å2
<r2> 101.736
(<r2>)1/2 10.086