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All results from a given calculation for SiH3CCl3 ((trichloromethyl)silane)

using model chemistry: CID/3-21G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C3V 1A1
Energy calculated at CID/3-21G
 hartrees
Energy at 0K-1698.930248
Energy at 298.15K-1698.933590
HF Energy-1698.639435
Nuclear repulsion energy421.101720
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 CID/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 A1 2252 2098 41.62      
2 A1 937 873 298.21      
3 A1 885 824 13.31      
4 A1 394 367 11.82      
5 A1 273 254 9.30      
6 A2 198 185 0.00      
7 E 2269 2113 80.80      
7 E 2269 2113 80.80      
8 E 956 890 64.56      
8 E 956 890 64.56      
9 E 757 705 16.92      
9 E 757 705 16.92      
10 E 621 579 78.03      
10 E 621 579 78.03      
11 E 260 243 0.27      
11 E 260 243 0.27      
12 E 172 160 0.01      
12 E 172 160 0.01      

Unscaled Zero Point Vibrational Energy (zpe) 7503.3 cm-1
Scaled (by 0.9316) Zero Point Vibrational Energy (zpe) 6990.1 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 CID/3-21G
ABC
0.05108 0.05065 0.05065

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

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Si1 0.000 0.000 1.933
C2 0.000 0.000 -0.011
H3 0.000 -1.426 2.365
H4 1.235 0.713 2.365
H5 -1.235 0.713 2.365
Cl6 0.000 1.757 -0.669
Cl7 1.522 -0.879 -0.669
Cl8 -1.522 -0.879 -0.669

Atom - Atom Distances (Å)
  Si1 C2 H3 H4 H5 Cl6 Cl7 Cl8
Si11.94431.49001.49001.49003.13973.13973.1397
C21.94432.77072.77072.77071.87611.87611.8761
H31.49002.77072.47032.47034.39703.43743.4374
H41.49002.77072.47032.47033.43743.43744.3970
H51.49002.77072.47032.47033.43744.39703.4374
Cl63.13971.87614.39703.43743.43743.04343.0434
Cl73.13971.87613.43743.43744.39703.04343.0434
Cl83.13971.87613.43744.39703.43743.04343.0434

picture of (trichloromethyl)silane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
Si1 C2 Cl6 110.522 Si1 C2 Cl7 110.522
Si1 C2 Cl8 110.522 C2 Si1 H3 106.821
C2 Si1 H4 106.821 C2 Si1 H5 106.821
H3 Si1 H4 111.986 H3 Si1 H5 111.986
H4 Si1 H5 111.986 Cl6 C2 Cl7 108.401
Cl6 C2 Cl8 108.401 Cl7 C2 Cl8 108.401
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability