Table 3. Experimental details.

Crystal data
Chemical formula	[Tb(CHO2)(C2O4)]
M r	291.96
Crystal system, space group	Orthorhombic, P n m a
Temperature (K)	296
a, b, c (Å)	7.0138 (3), 10.6077 (4), 6.6021 (2)
V (Å3)	491.20 (3)
Z	4
Radiation type	Mo Kα
μ (mm−1)	14.36
Crystal size (mm)	0.2 × 0.12 × 0.08
Data collection
Diffractometer	Bruker D8 QUEST CMOS
Absorption correction	Multi-scan (SADABS; Bruker, 2014 ▸)
T min, T max	0.655, 0.746
No. of measured, independent and observed [I > 2σ(I)] reflections	6517, 638, 594
R int	0.028
(sin θ/λ)max (Å−1)	0.666
Refinement
R[F 2 > 2σ(F 2)], wR(F 2), S	0.012, 0.025, 1.10
No. of reflections	638
No. of parameters	52
H-atom treatment	H-atom parameters constrained
Δρmax, Δρmin (e Å−3)	0.75, −0.63

Computer programs: APEX2 and SAINT (Bruker, 2014 ▸), SHELXS2014 (Sheldrick, 2008 ▸), SHELXL2014 (Sheldrick, 2015 ▸), OLEX2 (Dolomanov et al., 2009 ▸), publCIF (Westrip, 2010 ▸) and enCIFer (Allen et al., 2004 ▸).