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What atoms are in sugar? ... The black stuff is called burnt sugar! But seriously, this is what happens when you heat or burn things that contain carbon. It reacts with oxygen and "oxidizes" (burns). The black stuff itself is mainly carbon. So is the soot inside a chimney.
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education.jlab.org/qa/sugar_01.html
education.jlab.org/qa/sugar_01.html
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They gently heat the sugar over a candle flame to observe and to record what happens. It is important that the amount of sugar is small. First, the sugar crystals melt to a clear liquid then sugar begins to boil, turn yellow, then brown and then it slightly chars (carmelization).
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chemsrvr2.fullerton.edu/HES/decomposition/decomp_tchr.h...
chemsrvr2.fullerton.edu/HES/decomposition/decomp_tchr.htm
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It gets bubbly and melts.. With help of a parent you can heat sugar and watch it melt. Sugar can burn if it is heated to a hot enough temperature. If you do it for a correct amount of time, it makes caramel. Be careful, though! ... What happens when you heat sugar?
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www.funtrivia.com/en/subtopics/Young-Scientists-90272.h...
www.funtrivia.com/en/subtopics/Young-Scientists-90272.html
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What is sugar’s role in all this cooking chemistry? Sugar, or as we know it, sucrose, is actually two sugars stuck together: fructose and glucose. So, what happens when you heat sugar? When baking bread, the sugar can affect the development of gluten creating a moist, dense loaf.
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www.recipesoftherockies.com/science_of_cooking.htm
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When one makes a solution what happens is a physical fact, because there are no chemical changes. But if for example you heat the sugar solution making a syrup, now you have done a chemical change and it is not possible to recover the sugar.
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www.newton.dep.anl.gov/askasci/chem99/chem99604.htm
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