Analytical ChemistryHolt, Rinehart and Winston, 1979 - 685 pagine |
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Pagina 331
... iodine . The equivalent weight for the iodate is one - fourth of its formula weight because the final reaction product is iodine in the +1 state . When used in this manner , iodate is a less powerful oxidant than either permanganate or ...
... iodine . The equivalent weight for the iodate is one - fourth of its formula weight because the final reaction product is iodine in the +1 state . When used in this manner , iodate is a less powerful oxidant than either permanganate or ...
Pagina 332
... iodine is a great advantage . Disadvantages include the low stability of iodine solutions and the incompleteness of reactions between iodine and many reductants . Preparation of lodine Solutions . A saturated aqueous iodine solution is ...
... iodine is a great advantage . Disadvantages include the low stability of iodine solutions and the incompleteness of reactions between iodine and many reductants . Preparation of lodine Solutions . A saturated aqueous iodine solution is ...
Pagina 337
... iodine and thiosulfate is described by the equation 2- 2S2O32 ̄ + I1⁄2 = S4O62 ̄ + 21 ̄ The production of the tetrathionate ion requires the loss of two electrons from two thiosulfate ions ; the equivalent weight of thiosulfate in this ...
... iodine and thiosulfate is described by the equation 2- 2S2O32 ̄ + I1⁄2 = S4O62 ̄ + 21 ̄ The production of the tetrathionate ion requires the loss of two electrons from two thiosulfate ions ; the equivalent weight of thiosulfate in this ...
Sommario
Introduction | 1 |
A Review of Simple Equilibrium Constant | 24 |
The Evaluation of Analytical Data | 58 |
Copyright | |
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absorbance absorption acid solution activity coefficient addition AgNO3 aliquot analysis analyte anode application aqueous base buffer cadmium calcium carbonate cathode cation cell cerium(IV chemical color complex concen coulometric determined dilute dissociation constant dissolved EDTA electrode potential electrolyte employed end point Equation equilibrium constant equivalence point equivalent weight error example excess Fe² Fe³ filter flask formal concentration formation formula weight glass gravimetric H₂O H3O+ half-cell half-reaction hydrogen ion hydroxide iodide iodine ionic strength iron(II K₁ liquid measurement membrane mercury(II metal method molar NaOH oxalate oxidation oxidation-reduction particles permanganate polarographic potassium precipitate primary standard quantity radiation react reactants reaction reagent reduced sample saturated silver chloride silver ion silver nitrate sodium solid solubility solution containing species standard electrode potential standard hydrogen electrode standard solution substance sulfuric acid Table temperature thiosulfate titration curves volume volumetric wavelength zinc
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