Catalysis Database

Preparation and thermal decomposition of some oxomolybdenum(vi) oxalates

J, Gopalakrishnan and B, Viswanathan and V, Srinivasan (1970) Preparation and thermal decomposition of some oxomolybdenum(vi) oxalates. Journal of Inorganic and Nuclear Materials , 32 . pp. 2565-2568.

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Abstract

Anionic oxomolybdenum(Vl) oxalates having the general formula A2[MoO3(C204)] • H20 where A = K + or NH4 + are prepared, characterized by chemical analysis and infrared spectra and their thermal decomposition studied by DTA and TGA. A chain structure containing MoOe octahedra linked through oxygen is proposed for the complex oxalates on the basis of i.r, absorption spectra. The ammonium compound decomposes endothermally around 270°C to give lower oxides of molybdenum which are finally oxidised to MOO3, while the final decomposition product of the potassium compound is K2MoO4.

Item Type:Article
Subjects:Science > Chemistry
ID Code:440
Deposited By:INVALID USER
Deposited On:22 Mar 2007 12:15
Last Modified:22 Mar 2007 12:15

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