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ScotlandChemistryQuick questions
Area 1: Chemical Changes and Structure
Quick questions on Oxidising and reducing agents: redox and half-equations - SQA Higher Chemistry
3short Q&A pairs drawn directly from our worked dot-point answer. For full context and worked exam questions, read the parent dot-point page.
What is q1?Show answer
Write the ion-electron half-equation for the oxidation of iron(II) to iron(III). [1 mark]
What is q2?Show answer
In a reaction, zinc displaces copper from copper(II) sulfate. Identify the reducing agent. [1 mark]
What is q3?Show answer
of iron(II) solution needs of permanganate. Calculate the iron(II) concentration. [3 marks]
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