STRUCTURAL STUDY OF COMPLEX [Rh(NH3)5(NO2)](NO3)2В·H2O, [Rh(NH3)5(NO2)][Pd(NO2)4], AND K2[Rh(NH3)(NO2)5]·H2O SALTS
I. A. Baidina, A. I. Smolentsev, A. V. Belyaev
Nikolaev Institute of Inorganic Chemistry, Siberian Branch, Russian Academy of Sciences, Novosibirsk, Russia
Keywords: complexes, double complex salts, rhodium, palladium, single crystal X-ray diffraction study,
14N NMR, nitro ammines
Abstract
Compounds [Rh(NH 3) 5(NO 2)](NO 3) 2×H 2O (I) with a = 7.6230(3) Å, b = 7.6230(3) Å, c = 10.3584(4) Å, space group I -42 m , Z = 2, d calc = 2.026 g/cm 3, V = 601.93(4) Å 3, Rh-NH 3 eq = 2.074 Å, Rh-NH 3 ax (NO 2) = 2.048 Å; [Rh(NH 3) 5(NO 2)][Pd(NO 2) 4] (II) with a = 8.095(3) Å, b = 22.422(8) Å, c = 7.887(3) Å, b = 98.559(17)°, space group Cc , Z = 4, d calc = 2.461 g/cm 3, V = 1415.6(9) Å 3, Rh-NH 3 eq = 2.069 Å, Rh-NH 3 ax = 2.090 Å, Rh-NO 2 = 2.002 Å; K 2[Rh(NH 3)(NO 2) 5]×H 2O (III) with a = 7.5177(5) Å, b = 20.9856(15) Å, c = 7.7017(5) Å, space group Cmc 2 1, Z = 4, d calc = 2.439 g/cm 3, V = 1215.05(14) Å 3, Rh-NH 3 ax (NO 2) = 2.094 Å, Rh-NO 2 eq = 2.030 Å are synthesized and studied using single crystal X-ray diffraction.
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