JEE MAIN - Chemistry (2022 - 25th July Morning Shift - No. 11)
Given below are two statements :
Statement I : On heating with $$\mathrm{KHSO}_{4}$$, glycerol is dehydrated and acrolein is formed.
Statement II : Acrolein has fruity odour and can be used to test glycerol's presence.
Choose the correct option.
Both Statement I and Statement II are correct.
Both Statement I and Statement II are incorrect.
Statement I is correct but Statement II is incorrect.
Statement I is incorrect but Statement II is correct.
Explanation
Glycerol, on heating with KHSO4, undergoes dehydration to give unsaturated aldehyde called acrolein. So, the statement I is correct.
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Acrolein has a piercing unpleasant smell. So, statement II is incorrect.
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