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Question

What happens when concentrated sulphuric acid is added to glucose?


A
Glucose is converted to fructose
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B
Water is removed from the glucose
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C
SO2 is evolved
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D
Reaction doesn’t occur
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Solution

The correct option is B Water is removed from the glucose
Sulphuric acid have strong affinity for water as a result it is used as a dehydrating agent. So, on adding sulphuric acid to glucose water is removed from it in the form of steam.

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