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Lecture

23.5 Oxidation States.docx

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Department
Chemistry
Course
CHEM 110
Professor
Ariel Fenster
Semester
Fall

Description
Increasing Sc3+ electronegativity 2+ 3+ 4+ Ti , Ti , Ti Maximum possible oxidation state results V , V , V , V4+ 5+ electronsng all 4s and 3d 23.5 Oxidation States Cr , Cr , Cr , Cr , Cr5+ 6+ Mn ,, Mn ,, Mn ,, Mn ,, Mn ,, Mn 6+ 7+ Transition metals are their ionic form and in a variety of oxidation states Fe , Fe , Fe , Fe 5+ Fe 6+  Electrons are lost from the 4s orbital before the 3d orbitals Co , Co , Co 4+  Oxidation State: Number of Electrons Lost 2+ 3+ Increasing Ni , Ni Remember Electronegativity: increase from left to right and from bottom to top;ty 1+ 2+ 3+ Cu , Cu , Cu power of an atom to hold on to its atoms tightly (how effectively)lectrons readily  Low electronegativity will mean lose electrons readily  Maximum possible oxidation state results from losing all 4s and 3d electrons
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