Positive results for Benedict’s test range from green, yellow orange to red. How does the sugar concentration and Cu2O concentration cause this? I know Cu2O is red. Why is there a green or yellow color instead of just red or some kind of red?
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Positive results for Benedict’s test range from green, yellow orange to red. How does the sugar concentration and Cu2O concentration cause this? I know Cu2O is red. Why is there a green or yellow color instead of just red or some kind of red?
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- Give one test to show the difference between reducing and non-reducing sugars. (Give the indication of positive test, such as color, precipitate formation, etc.) Is sucrose a reducing or non-reducing sugar? Explain. Is lactose a reducing non reducing sugar? Explain.A positive test for the presence of sugar is indicated by which colors?An unknown solution contains a single pure sugar. It gives positive results to Molisch’s and Benedict’s tests but is negative for all others. What is the sugar? Is it sucrose, lactose, or xylose? Explain your choice.