Structure Data of Free Polyatomic Molecules
112
MW
CH3Ba
r0
C–H
C–Ba
Methylbarium
Å
1.09 a)
2.564(7) b)
θ0
H–C–H
deg
105.5(25) b)
The pure rotational spectrum of CH3Ba in the ground vibrational
~
state of the X 2A1 electronic state has been recorded.
a
) Assumed.
) The change in H–C–H of ±2.5° affects C–Ba by ±0.007 Å.
b
Xin, J., Robinson, J.S., Apponi, A.J., Ziurys, L.M.: J. Chem. Phys. 108 (1998) 2703.
Landolt-Börnstein
New Series II/28B
C3v
CH3Ba