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Questions and Answers
What is reduction in a redox reaction?
What is reduction in a redox reaction?
- Loss of protons
- Gain of electrons (correct)
- Loss of electrons
- Gaining of protons
In a redox reaction, what does oxidation involve?
In a redox reaction, what does oxidation involve?
- Gain of protons
- Loss of electrons (correct)
- Loss of protons
- Gain of electrons
Why do analysts design coupled reaction systems in redox reactions?
Why do analysts design coupled reaction systems in redox reactions?
- To make the reactions more complex
- To speed up the reactions
- To prevent color changes
- To have a measurable end-point (correct)
What is the indicator used in permanganate titrations for many redox reactions?
What is the indicator used in permanganate titrations for many redox reactions?
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In determining calcium or iron content using permanganate solution, what property of the solution changes at the end-point?
In determining calcium or iron content using permanganate solution, what property of the solution changes at the end-point?
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How is the end point determined in titration with potassium permanganate for calcium or iron content determination?
How is the end point determined in titration with potassium permanganate for calcium or iron content determination?
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