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All results from a given calculation for C3H2N2 (Malononitrile)

using model chemistry: SVWN/6-311G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at SVWN/6-311G**
 hartrees
Energy at 0K-223.753759
Energy at 298.15K-223.755422
Nuclear repulsion energy125.519585
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 SVWN/6-311G**
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 2964 2934 3.88      
2 A1 2346 2322 0.89      
3 A1 1358 1344 22.82      
4 A1 913 904 2.51      
5 A1 584 578 0.29      
6 A1 143 142 9.75      
7 A2 1187 1174 0.00      
8 A2 378 374 0.00      
9 B1 3003 2972 10.24      
10 B1 883 874 1.91      
11 B1 341 337 0.00      
12 B2 2342 2318 3.23      
13 B2 1288 1275 0.04      
14 B2 1002 991 3.12      
15 B2 378 374 0.15      

Unscaled Zero Point Vibrational Energy (zpe) 9554.8 cm-1
Scaled (by 0.9896) Zero Point Vibrational Energy (zpe) 9455.5 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 SVWN/6-311G**
ABC
0.71033 0.09913 0.08844

See section I.F.4 to change rotational constant units
Geometric Data calculated at SVWN/6-311G**

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.823
C2 0.000 1.206 0.028
C3 0.000 -1.206 0.028
H4 0.886 0.000 1.485
H5 -0.886 0.000 1.485
N6 0.000 2.184 -0.588
N7 0.000 -2.184 -0.588

Atom - Atom Distances (Å)
  C1 C2 C3 H4 H5 N6 N7
C11.44481.44481.10591.10592.59992.5999
C21.44482.41272.08872.08871.15533.4456
C31.44482.41272.08872.08873.44561.1553
H41.10592.08872.08871.77203.13863.1386
H51.10592.08872.08871.77203.13863.1386
N62.59991.15533.44563.13863.13864.3673
N72.59993.44561.15533.13863.13864.3673

picture of Malononitrile state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 N6 178.847 C1 C3 N7 178.847
C2 C1 C3 113.230 C2 C1 H4 109.228
C2 C1 H5 109.228 C3 C1 H4 109.228
C3 C1 H5 109.228 H4 C1 H5 106.477
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at SVWN/6-311G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.260      
2 C 0.070      
3 C 0.070      
4 H 0.249      
5 H 0.249      
6 N -0.189      
7 N -0.189      


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 3.805 3.805
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -26.688 0.000 0.000
y 0.000 -41.928 0.000
z 0.000 0.000 -26.583
Traceless
 xyz
x 7.567 0.000 0.000
y 0.000 -15.292 0.000
z 0.000 0.000 7.725
Polar
3z2-r215.450
x2-y215.240
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.630 0.000 0.000
y 0.000 7.664 0.000
z 0.000 0.000 4.981


<r2> (average value of r2) Å2
<r2> 0.000
(<r2>)1/2 0.000