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Formalin gives a positive Fehling's solution test.
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∙ 9y ago
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After hydrolysis did sucrose give a positive test with fehlings test why orwhy not?
After hydrolysis sucrose did give a positive test. It reduces sugar that has hemiketal and hemiaetal in it.
Which substance will give a red precipitate when heated with Fehling solution?
Cu2O gives red ppt when heated with fehlings soln
Will Ultram test positive for cocaine?
No, there is only one drug with a valid use that can give a false positive for cocaine. Cocaine-hydrochloride topical solution. It is used by eye and throat surgeons as an anesthetic.
What happen when you react sugar like glucose and fructose with tollen' s reagent and the Fehlings solution?
Glucose oxidizes very quickly, and creates a silver mirror layer between the glucose solution and the Tollens' reagent. This is because of how the ketose reacts and reduces the silver molecules in Tollen's reagent.
Why dont polysaccharides give a positive test with Fehling's solution?
Fehling test is only suitable for reducing sugars, that means, monosaccharides in its open form with an aldehyd available. Polysacchardes have the aldehydes in a acetal form and they can not react
How do you solve 5z2 44z 32?
(5z - 4)(z - 8) is the solution if the term 44z is negative (5z + 4)(z + 8) is the solution if 44z is positive. It's easier to give a definitive answer if the question is accurately stated.
Do proteins give positive iodine tests?
Yes it give positive result
Can A positive give blood O positive?
no
Which halogens give a positive beilstein test?
which halogens give a positive beilstein test?
Did gelatin give positive result with xanthoprotic test?
yes,it give positive test
Can you give me a solution for this?
for what?
What is a negitaive times a positive?
A negative number times a positive number will give you a negative product.A negative number times a positive number will give you a negative product.A negative number times a positive number will give you a negative product.A negative number times a positive number will give you a negative product.
