This preview shows pages 1–3. Sign up to view the full content.
This preview has intentionally blurred sections. Sign up to view the full version.View Full Document
Unformatted text preview: 1 Experiment 5 Synthesis und Analysis uff ein Complex Iron Compound Part 1: Synthesis CH 204 Fall 2008 Dr. Brian Anderson Last Veek Standardizing a solution Acid/Base titration moles H + = moles OH moles acid x # of H + = moles base x # of OH Calculating moles by and Molarity x Volume grams MW Three-week experimental adventure quest! This week: Synthesis of a potassium oxalatoferrate salt. K x [Fe y (C 2 O 4 ) x ] z H 2 O Starting material Product Next two weeks: Qualitative identification of the compound through quantitative analysis of oxalate and iron. Series of reactions Precursors, Intermediate products 2 Was ist potassium oxalatoferrate? K x [ Fe y (C 2 O 4 ) x ] z H 2 O Cation : K + Anion : Fe y (C 2 O 4 ) x x Waters of hydration An ionic crystal with a big, covalently-bound anion. Oxa-who? Oxalic acid Oxalate ion dot Coordinate Covalent Bonds Coordinate covalent bond : two shared electrons in a bond, but both electrons come from the same atom...
View Full Document