Tollens Reagent

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5 Terms

1
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What is it a test for?

Aldehydes

2
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What happens to the aldehyde during the rection?

the aldehyde is oxidised by silver (I) to the carboxylic acid

3
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What happens to the silver(I) ions during the reaction?

silver (I) is reduced by the aldehyde, forming atomic silver, which forms a mirror on the reaction flask

4
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What type of reaction occurs?

redox reaction

5
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What are the observations?

silver mirror formed on the test tube or flask you are working in (from colourless solution)

<p>silver mirror formed on the test tube or flask you are working in (from colourless solution)</p>