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Question
On adding conc. H2SO4 to cane sugar, the colour observed is ______.
Options
yellow
black
green
violet
MCQ
Fill in the Blanks
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Solution
On adding conc. H2SO4 to cane sugar, the colour observed is black.
Explanation:
Concentrated sulphuric acid acts as a strong dehydrating agent. It removes water from cane sugar, leaving behind black carbon.
\[\ce{C12H22O11 ->[conc{.}H2SO4] 12C + 11H2O}\]
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