HNC
		Nitrogen
	Nuclear Quadrupole Coupling Constants
		in Hydrogen Isocyanide
	Table 1. Nitrogen nqcc's in HNC (MHz).     Calc / Ref   Reference is for the structure on which calculation was made.   Calc / Ref Expt. [1]     14N Xzz 0.423 [2] 0.28(3)   0.417 [3]
	Difference between calculated and experimental nqcc's is 0.14 MHz (50 %).
	Table 2.  Structure parameters (Å). re [2] re [3] HC 0.9960643 0.9940 CN 1.1683506 1.1689
	[1] M.A.Frerking, W.D.Langer, and R.W.Wilson, Ap.J.(Lett.) 232,L65 (1979).
	[2] N.C.Handy, J.Chem. Phys. 97,1606(1992).
	[3] R.A.Creswell and A.G.Robiette, Mol.Phys. 36,869(1978).
	HCN		HCCNC		CH3NC
	CNCN		LiNC		CF3NC
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	Molecules/Nitrogen
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						Last Modified 22 May 2003