S. K. Sindhwani
YOU?
Author Swipe
View article: Potentiometric Studies on Complexation Equilibria between some Transition Metal Ions and 2-Hydroxy-1-naphthaldehyde Thiosemicarbazone in Dioxane -Water Medium
Potentiometric Studies on Complexation Equilibria between some Transition Metal Ions and 2-Hydroxy-1-naphthaldehyde Thiosemicarbazone in Dioxane -Water Medium Open
Department of Chemistry, University of Delhi, Delhi-110 007 Manuscript received 26 August 1991, revised 13 October 1992, accepted 5 November 1993 Potentiometric Studies on Complexation Equilibria between some Transition Metal Ions…
View article: Spectrophotometric Determination of Palladium(II), Osmium(VIII), and Iridium(III) with 2-Methyl-1,4-naphthoquinone 4-Oxime
Spectrophotometric Determination of Palladium(II), Osmium(VIII), and Iridium(III) with 2-Methyl-1,4-naphthoquinone 4-Oxime Open
2-Methyl-1,4-naphthoquinone monoxime (MNQM) forms yellow-colored 1:1 (M:L) complex with palladium(II) and brown-colored 1:2 complex with osmium(VIII) and iridium(III). The complexes are insoluble in water but soluble in 1-butanol. The reag…
View article: Spectrophotometric Determination of Micro-Amounts of Ruthenium(III) and Platinum(IV) with Acenaphthenequinone Mono(thiosemicarbazone)
Spectrophotometric Determination of Micro-Amounts of Ruthenium(III) and Platinum(IV) with Acenaphthenequinone Mono(thiosemicarbazone) Open
Ruthenium(III) and platinum(IV) form 1:2 (metal:ligand) complexes with acenaphthenequinone mono(thiosemicarbazone) (AQTS). The complexes are soluble in 70% N,N-dimethylformamide (DMF). The reagent has been used for the spectrophotometric d…
View article: Spectrophotometric Determination of Rhodium(III) and Iridium(III) with 3-Hydroxy-2-methyl-1,4-naphthoquinone 4-Oxime
Spectrophotometric Determination of Rhodium(III) and Iridium(III) with 3-Hydroxy-2-methyl-1,4-naphthoquinone 4-Oxime Open
Rhodium(III) and iridium(III) form 1:3 and 1:2 (metal:ligand) complex, respectively with 3-hydroxy-2-methyl-1,4-naphthoquinone 4-oxime (HMNQM). The complexes are soluble in 20% ethanol. The reagent has been used for the spectrophotometric …
View article: Phenanthraquinone Monothiosemicarbazone as Sensitive Reagent for the Spectrophotometric Determination of Zinc(II)
Phenanthraquinone Monothiosemicarbazone as Sensitive Reagent for the Spectrophotometric Determination of Zinc(II) Open
Phenanthraquinone monothiosemicarbazone has been found to be a sensitive and selective reagent for the spectrophotometric determination of zinc(II) in the pH range 7.0–8.6. The red complex formed shows maximal absorbance at 510 nm. Beer’s …
View article: Titrimetric microdetermination of zinc with EDTA using 1,5-Di-?-naphthylthiocarbazone (HNDZ) as an extractive indicator
Titrimetric microdetermination of zinc with EDTA using 1,5-Di-?-naphthylthiocarbazone (HNDZ) as an extractive indicator Open