Fundamentals of Analytical ChemistrySaunders College Pub., 1988 - 894 pagine |
Dall'interno del libro
Risultati 1-3 di 45
Pagina 280
... zinc was dissolved and treated with cyanide to complex and mask the zinc : Zn2 + + 4CN- - Zn ( CN ) 2 Titration of the lead and magnesium required 42.22 mL of 0.02064 M EDTA . The lead was next masked with BAL ( 2,3 - dimercaptopropanol ) ...
... zinc was dissolved and treated with cyanide to complex and mask the zinc : Zn2 + + 4CN- - Zn ( CN ) 2 Titration of the lead and magnesium required 42.22 mL of 0.02064 M EDTA . The lead was next masked with BAL ( 2,3 - dimercaptopropanol ) ...
Pagina 283
... zinc can be oxidized to zinc ions by immersing a piece of the metal in a solution containing copper sulfate . Copper ( II ) ions migrate to the surface of the zinc and are reduced : Cu2 + + 2e Cu ( s ) while a chemically equivalent ...
... zinc can be oxidized to zinc ions by immersing a piece of the metal in a solution containing copper sulfate . Copper ( II ) ions migrate to the surface of the zinc and are reduced : Cu2 + + 2e Cu ( s ) while a chemically equivalent ...
Pagina 332
... zinc . Amalgamation is accomplished by allowing zinc granules to stand briefly in a solution of mercury ( II ) chloride : 2Zn ( s ) + Hg2 + → Zn2 + + Zn ( Hg ) ( s ) Zinc amalgam is nearly as effective a reducing agent as the pure ...
... zinc . Amalgamation is accomplished by allowing zinc granules to stand briefly in a solution of mercury ( II ) chloride : 2Zn ( s ) + Hg2 + → Zn2 + + Zn ( Hg ) ( s ) Zinc amalgam is nearly as effective a reducing agent as the pure ...
Sommario
Introduction | 1 |
Gravimetric Methods of Analysis | 57 |
Titrimetric Methods of Analysis | 84 |
Copyright | |
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Parole e frasi comuni
absorbance absorption acetic activity coefficients addition AgNO3 aliquot analysis analytical concentration anions anode applications atoms autoprotolysis base buffer Calculate the pH carbonate cathode cations cell cell potential cerium(IV chemical chromatography color column complex compounds conjugate base coulometric Cu2+ detector determination dilute dissociation constant dissolved EDTA electrolyte end point Equation equilibrium constant equivalence point error example excess Fe2+ Fe3+ formation constant glass H₂O H3O+ half-reaction hydrogen ion hydronium ion concentration indicator iodine ionic strength iron(II KMnO4 liquid measurements membrane metal method mmol mobile phase molar concentration molecules NaOH Nernst equation obtained oxidation particles potassium precipitate quantity radiation ratio reaction reagent relative sample saturated shown in Figure silver silver chloride sodium solubility solution containing solvent species standard deviation standard electrode potentials standard hydrogen electrode standard solution Substitution Table temperature titration titration curves volume wavelength weak acid Zn2+