24 Flashcards on Transition Elements & Redox Reactions. Based on the OCR A level Chemistry Specification Point 5.3.1
Students will be able to:
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Recall the reactions, including ionic equations, and the accompanying colour changes of aqueous Cu2+, Fe2+, Fe3+, Mn2+ and Cr3+ with aqueous sodium hydroxide and aqueous ammonia, including:
(i) precipitation reactions
(ii) complex formation with excess aqueous sodium hydroxide and aqueous ammonia -
Interpret the redox reactions using relevant half equations and oxidation numbers for the:
- interconversions between Fe2+ and Fe3
- interconversions between Cr3+ and Cr2 O 72–
- reduction of Cu2+ to Cu+ and 2 7
- disproportionation of Cu+ to Cu2+ and Cu
**Instructions for Printing: Print these flashcards 4 pages per sheet, one sided (preferrably on A4 card). Treasury tags will be needed to keep the flashcards together **
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