CW27A-EC - 3-2 Metal Ion → Lewis Base ↓ Fe 3 Strongest...

Info iconThis preview shows pages 1–2. Sign up to view the full content.

View Full Document Right Arrow Icon
CHM 2046/Myers Worksheet 27A March 23 or 25, 2010 1. Review of the Electron Configurations of Transition Metal Ions. Remember that atoms tend to loose the outer shell (higher n) electrons first . Atom or Ion Elec. Configuration UPE Atom or Ion Elec. Configuration UPE Mn [Ar] 3d 5 4s 2 5 Ni Mn +2 Ni +4 Mn +4 Cu Cr Cu + Cr +2 Cu +2 Fe Pt Fe +2 Pt +2 Fe +3 Pt +4 2. Reactions of Fe +3 , Al +3 , Mg +2 , and Ca +2 at various pH and with lime or CO
Background image of page 1

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Background image of page 2
This is the end of the preview. Sign up to access the rest of the document.

Unformatted text preview: 3-2 Metal Ion → Lewis Base ↓ Fe +3 Strongest LA Al +3 → Mg +2 → Ca +2 Weakest LA NH4+/NH3 buffer pH = 9 Fe(OH) 3 Al(OH) 3-(aq)--(aq)-NH3 only pH = 11 “ “ Mg(OH)2-(aq)-CO 3-2 pH = 11.5 “ “ MgCO 3 or Mg(OH) 2 CaCO 3 OH-pH = 13 “ (!) Al(OH) 4-Mg(OH) 2 Ca(OH) 2 Also see Worksheet 25, Study Problems under Water Treatment....
View Full Document

This note was uploaded on 09/20/2011 for the course CHM 2051 taught by Professor Staff during the Spring '08 term at University of Florida.

Page1 / 2

CW27A-EC - 3-2 Metal Ion → Lewis Base ↓ Fe 3 Strongest...

This preview shows document pages 1 - 2. Sign up to view the full document.

View Full Document Right Arrow Icon
Ask a homework question - tutors are online