BF2NH2




 

 









Boron and Nitrogen


Nuclear Quadrupole Coupling Constants


in Aminodifluoroborane


 







 

 


 




In Tables 1 and 2, RMS is the root mean square difference between calculated and experimental diagonal nqcc.  RSD is the residual standard deviation of the calibration of the computional model for calculation of the nqcc's.

 








   







Table 1. Boron nqcc's in BF2NH2 (MHz).
   










Calc.
Expt. [1]
   






11B Xaa - 1.879 - 1.971(6)
Xbb - 0.549 - 0.500(11)
Xcc 2.428 2.471(11)
 
RMS 0.066 (4.0 %)
RSD 0.046 (2.1 %)
 
10B Xaa - 3.896
Xbb - 1.139
  Xcc 5.035
 


 







 
   







Table 2. Nitrogen nqcc's in BF2NH2 (MHz).
   










Calc.
Expt. [1]
   






14N Xaa 0.946 0.890(5)
Xbb 2.438 2.303(7)
Xcc - 3.383 - 3.193(7)
 
RMS 0.138 (6.5 %)
RSD 0.030 (1.3 %)
 
 
 
 
 
Table 3. Moleculat structure parameters, rs [2] (Å and degrees).
BN 1.402
BF 1.325
NH 1.0029
FBF 117.9
HNH 116.94


 
 

[1] K.Vormann and H.Dreizler, Z.Naturforsch. 46a,909(1991).
[2] F.J.Lovas and D.R.Johnson, J.Chem.Phys. 59,2347(1973).

 








 








BH2NH2 BF3 BF2H BF2Cl
 

 








Table of Contents



Molecules/Boron

Molecules/Nitrogen



 

 













BF2NH2.html






Last Modified 30 Oct 2008