Polarographic study of the kinetics of the reaction of divalent maleic acid anion with proton donors

1960 ◽  
Vol 25 (12) ◽  
pp. 3025-3035 ◽  
Author(s):  
S. G. Mairanovskii ◽  
L. I. Lishcheta
1994 ◽  
Vol 49 (24) ◽  
pp. 5053-5070 ◽  
Author(s):  
T. Salmi ◽  
E. Paatero ◽  
P. Nyholm ◽  
M. Still ◽  
K. Na¨rhi

1981 ◽  
Vol 59 (4) ◽  
pp. 718-722 ◽  
Author(s):  
Yoshiro Ogata ◽  
Kazushige Tanaka

The oxidation of dimethyl sulfoxide (DMSO) by hydrogen peroxide in the presence of a catalytic amount of sodium tungstate (Na2WO4) has been studied kinetically by means of iodometry of hydrogen peroxide. The reaction is first-order with respect to the substrate and the catalyst, but independent of the concentration of hydrogen peroxide which is present in excess of the catalyst. The polarographic study implies that in solutions two main kinds of peroxytungstic acids (H2WO5 and H2WO8) are formed which contain active oxygen in ratios (active oxygen):(Na2WO4) of 1:1 and 4:1, respectively. The effect of acidity on the oxidation rate and a probable mechanism involving a rate-determining attack of peroxytungstic acids are discussed.


2015 ◽  
Vol 29 (4) ◽  
pp. 2387-2393 ◽  
Author(s):  
Ximing Zhang ◽  
Barron B. Hewetson ◽  
Nathan S. Mosier

1973 ◽  
Vol 15 (12) ◽  
pp. 3162-3166
Author(s):  
S.I. Sadykh-zade ◽  
B.Yu. Trifel' ◽  
Sh.K. Kyazimov ◽  
M.Ya. Fainshraiber ◽  
I.U. Shigayev

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