4.5.3 - Oxidation States
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Practice Questions
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What is an oxidation state?
💡 Hint: Think of it as an indicator of electron transfer.
Give an example of a transition metal that shows disproportionation.
💡 Hint: Consider which metals have variable oxidation states.
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Interactive Quizzes
Quick quizzes to reinforce your learning
What is disproportionation?
💡 Hint: Focus on the word that combines oxidation and reduction.
True or False: All transition metals can exhibit disproportionation.
💡 Hint: Think about which metals are known for variable oxidation states.
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Challenge Problems
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If manganese can exist in +4, +6 and +7 oxidation states, compare the stability of these states in a strong acidic solution versus a neutral solution.
💡 Hint: Consider how acidic conditions affect oxidation and reduction reactions.
Design an experiment to observe the disproportionation of manganese in laboratory conditions and explain what to look for.
💡 Hint: Track the change in color from the reactant to the products.
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