Fundamentals of Analytical ChemistryHolt, Rinehart and Winston, 1963 - 786 pagine |
Dall'interno del libro
Risultati 1-3 di 9
Pagina 274
... EDTA . Reactions of EDTA with Metal Ions In general , 1 : 1 complexes are formed with metallic ions ; the reactions of EDTA , for example , can be summarized as follows : M2 + + H2Y2 M3 ++ H2Y2 MY2 ̄ + 2H + MY + 2H + M1 ++ H2Y2⇒ MY + ...
... EDTA . Reactions of EDTA with Metal Ions In general , 1 : 1 complexes are formed with metallic ions ; the reactions of EDTA , for example , can be summarized as follows : M2 + + H2Y2 M3 ++ H2Y2 MY2 ̄ + 2H + MY + 2H + M1 ++ H2Y2⇒ MY + ...
Pagina 275
... EDTA with divalent cations are very stable in basic or slightly acidic solutions ; ( 2 ) complexes of the trivalent ... EDTA 0 = 11 72- · CH 2 CH2 CH2 M CH2 -CH2 CH2 U = 0 Fig . 13.2 Proposed Structure of a Metal - EDTA Chelate . Several ...
... EDTA with divalent cations are very stable in basic or slightly acidic solutions ; ( 2 ) complexes of the trivalent ... EDTA 0 = 11 72- · CH 2 CH2 CH2 M CH2 -CH2 CH2 U = 0 Fig . 13.2 Proposed Structure of a Metal - EDTA Chelate . Several ...
Pagina 276
... EDTA and for which a satisfactory indicator is not available . In these instances the excess EDTA is determined by back titration with a standard magnesium solution using Erio- chrome black T as the indicator . The metal - EDTA complex ...
... EDTA and for which a satisfactory indicator is not available . In these instances the excess EDTA is determined by back titration with a standard magnesium solution using Erio- chrome black T as the indicator . The metal - EDTA complex ...
Sommario
The Scope of Analytical Chemistry | 3 |
Some Elementary Concepts Important | 10 |
The Evaluation of Analytical Data | 33 |
Copyright | |
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2H₂O absorbance absorption acid solution addition analysis analytical anode application aqueous barium base buffer Calculate carbonate cathode cell Chem chemical chemist colloidal color complete compounds coprecipitation coulometric crucible determined dilute dissociation dissociation constant dissolved electrode electrolyte employed end point equation equilibrium constant equivalence point equivalent weight error example excess F solution ferric ferrous filter flask formal concentration formation formula weight grams gravimetric H₂O H₂SO half reaction hydrochloric acid hydroxide indicator iodide iodine liquid measurement metal method mixture mol/liter NaOH obtained occurs oxalate oxidation particles percent permanganate polarographic potassium precipitate procedure quantity radiation reagent reduced result salt sample saturated calomel electrode silver chloride silver ion silver nitrate sodium solid solubility solvent species standard hydrogen electrode standard solution substance sulfate sulfuric sulfuric acid surface Table temperature tion titration curve volt volts volume volumetric weak acid zinc
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Coagulation Pretreatment for Membrane Filtration Kerry J. Howe,Mark M. Clark Anteprima limitata - 2002 |