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All results from a given calculation for NH2CN (cyanamide)

using model chemistry: QCISD(T)=FULL/cc-pVDZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 2 yes C2V 1A1

Conformer 1 (Cs)

Jump to S1C2
Vibrational Frequencies calculated at QCISD(T)=FULL/cc-pVDZ
Rotational Constants (cm-1) from geometry optimized at QCISD(T)=FULL/cc-pVDZ
See section I.F.4 to change rotational constant units
Geometric Data calculated at QCISD(T)=FULL/cc-pVDZ
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability

Conformer 2 (C2V)

Jump to S1C1
Energy calculated at QCISD(T)=FULL/cc-pVDZ
 hartrees
Energy at 0K-148.408389
Energy at 298.15K 
HF Energy-147.918525
Nuclear repulsion energy58.670427
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 QCISD(T)=FULL/cc-pVDZ
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 3652 3502        
2 A1 2291 2197        
3 A1 1600 1534        
4 A1 1108 1062        
5 B1 489 469        
6 B1 576i 553i        
7 B2 3789 3634        
8 B2 1121 1075        
9 B2 376 360        

Unscaled Zero Point Vibrational Energy (zpe) 6924.4 cm-1
Scaled (by 0.959) Zero Point Vibrational Energy (zpe) 6640.5 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 QCISD(T)=FULL/cc-pVDZ
ABC
10.93869 0.33092 0.32120

See section I.F.4 to change rotational constant units
Geometric Data calculated at QCISD(T)=FULL/cc-pVDZ

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.220
N2 0.000 0.000 1.402
N3 0.000 0.000 -1.125
H4 0.000 0.874 -1.631
H5 0.000 -0.874 -1.631

Atom - Atom Distances (Å)
  C1 N2 N3 H4 H5
C11.18251.34452.04692.0469
N21.18252.52703.15683.1568
N31.34452.52701.01041.0104
H42.04693.15681.01041.7488
H52.04693.15681.01041.7488

picture of cyanamide state 1 conformation 2
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 N3 H4 120.070 C1 N3 H5 120.070
N2 C1 N3 180.000 H4 N3 H5 119.860
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability