Question

You are provided with three samples X, Y and Z. Sample X turns orange in Benedict's solution on heating. Sample Y turns blue-black in iodine and Sample Z turns yellow in concentrated nitric acid. Identify the samples X, Y and Z. Also write the nutritional importance of sample X and Z​

Answer 1

Answer:

When Benedict's solution and simple carbohydrates are heated, the solution changes to orange red/ brick red. This reaction is caused by the reducing property of simple carbohydrates. The copper (II) ions in the Benedict's solution are reduced to Copper (I) ions, which causes the color change

Answer 2

Answer:

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