Solvent extraction and Spectrophotometeric determination of Mo(VI) by using Acetophenone 2’,5’-dihydroxy, semicarbazone as an Analytical reagent
نویسندگان
چکیده
A spectrophotometric method has been developed for the determination of Mo(VI) using Acetophenone 2’,5’dihydroxy, semicarbazone as an extractive reagent .The reagent form a colored complex which has been quantitatively extracted into n-Butanol at pH 2.0. The method obeys Beer’s law over a range of 1 to 10 ppm. The molar absorptivity is 7150.83 L molcm and Sandell’s sensitivity is 0.00781 μg cm respectively. The propose method is very sensitive and selective. This method has been successfully applied to synthetic and commercial samples.
منابع مشابه
SOLVENT EXTRACTION AND SPECTROPHOTOMETERIC DETERMINATION OF Cu(II) BY USING ACETOPHENONE 2’,5’- DIHYDROXY SEMICARBAZONE AS AN ANALYTICAL REAGENT
A spectrophotometric method has been developed for the determination of Cu(II) using Acetophenone 2’,5’dihydroxy, semicarbazone as an extractive reagent .The reagent forms a colored complex which has been quantitatively extracted into n-Butanol at pH 5.6. The method obeys Beer’s law over a range of 1 to 10 ppm. The molar absorptivity is 2564.1 L molcm and Sandell’s sensitivity is 0.02484 μg cm ...
متن کاملSOLVENT EXTRACTION AND SPECTROPHOTOMETRIC DETERMINATION OF Mo(VI) BY USING ACETOPHENONE 2’,4’-DIHYDROXY SEMICARBAZONE AS AN ANALYTICAL REAGENT
Acetophenone 2’,4’-dihydroxy semicarbazone (A24DHS) as a photometric reagent for the extractive spectrophotometric determination of Molybdenum (VI) is presented in this paper. The reagent A24DHS gave instantaneous and stable yellow colour with Molybdenum (VI) in the pH range 1.6 to 2.4. The system obeys Beer’s law in the concentration range of 1.0 μg/mL to 8.0 μg/mL at 370 nm. The Limit of Dete...
متن کاملStudy of New Selective Reagent Acetophenone 2’, 4’- Dihydroxy Semicarbazone for Extractive Spectrophotometric Determination of Vanadium
Acetophenone 2’, 4’dihydroxy semicarbazone [A24DHS], a new analytical reagent is proposed as a sensitive and selective spectrophotometric reagent for Vanadium (V). The reagent A24DHS is synthesized in the laboratory and characterized by NMR, IR and elemental analysis. A selective spectrophotometric method is presented for the trace determination of Vanadium using A24DHS as spectrophotometric re...
متن کاملExtractive Differential Pulse Polarography of Mo (VI) Oxinate in Chloroform and its Application in the Determination of Molybdenum in Steel
The voltammetric characteristics of Mo (VI) oxinate at the mercury electrode, in the presence of tri-butylammonium perchlorate (tri-BAP) and piperidinium perchlorate (PP) + piperidine (P) as two different types supporting electrolytes, have been studied in chloroform. With the both supporting electrolytes a two electron irreversible process for the reduction of Mo (VI) oxinate was observe...
متن کاملSolvent extraction, spectrophotometric determination of copper (II) from environmental samples using o-methylphenyl thiourea as a novel reagent
A simple and rapid method has been developed for solvent extraction and spectrophotometric determination of copper (II) using o-methylphenyl thiourea (OMPT) as a sensitive reagent. The basis of proposed method is formation of copper (II)-OMPT complex. Copper (II) was extracted with 0.020 mol L-1 OMPT in chloroform from aqueous solution in 0.075 mol L-1 potassium iodate. The absorbance of comple...
متن کامل