Analytical Chemistry: An IntroductionHolt, Rinehart and Winston, 1965 - 527 pagine |
Dall'interno del libro
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Pagina 371
... permanganate have limited stability . REACTIONS OF PERMANGANATE ION In solutions that are 0.1 N or greater in mineral acid , the common reduc- tion product is manganese ( II ) ion E ° = 1.51 volts MnO + 8H + + 5e Mn2 + + 4H2O This is ...
... permanganate have limited stability . REACTIONS OF PERMANGANATE ION In solutions that are 0.1 N or greater in mineral acid , the common reduc- tion product is manganese ( II ) ion E ° = 1.51 volts MnO + 8H + + 5e Mn2 + + 4H2O This is ...
Pagina 372
... permanganate solution in a buret is complicated by the intense color of the reagent . The surface of the liquid , rather than the meniscus , is often taken as the point of reference . STABILITY OF PERMANGANATE SOLUTIONS Aqueous ...
... permanganate solution in a buret is complicated by the intense color of the reagent . The surface of the liquid , rather than the meniscus , is often taken as the point of reference . STABILITY OF PERMANGANATE SOLUTIONS Aqueous ...
Pagina 373
... PERMANGANATE SOLUTIONS Preparation . Permanganate solutions are prepared from the potassium salt . This compound is seldom , if ever , of sufficient purity to allow the direct preparation of a standard solution . Furthermore , the water ...
... PERMANGANATE SOLUTIONS Preparation . Permanganate solutions are prepared from the potassium salt . This compound is seldom , if ever , of sufficient purity to allow the direct preparation of a standard solution . Furthermore , the water ...
Sommario
The Scope of Analytical Chemistry | 1 |
Some Elementary Concepts | 7 |
The Evaluation of Analytical Data | 34 |
Copyright | |
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absorbance absorption acid solution addition AgCl AgNO3 aliquot analysis analytical barium base buffer buret Calculate carbonate cell cerium chemical chemist chloride ion colloidal color complex compound coprecipitation crucible determined deviation dilute dissociation dissolved employed end point equation equilibrium constant equivalence point equivalent weight error example excess F solution Fe2+ filter flask formal concentration formula weight grams gravimetric H₂ H₂O H3O+ half reaction hydrogen ion hydronium ion hydroxide indicator iodide iodine ion concentration iron iron III KMnO4 liquid liter measurement metal method milliequivalents ml of water mol/liter NaOH normality oxalate oxidation particles percent permanganate phenolphthalein pipet potassium potentiometric precipitate quantity radiation reagent reduced result salt sample silver chloride silver ion silver nitrate sodium sodium carbonate solid solubility solvent species standard hydrogen electrode standard solution substance sulfate sulfuric acid temperature thiocyanate tion titration curve volt volume volumetric wash weak acid