A) \[{{H}_{2}}S{{O}_{4}}\] turned black but no change took place.
B) Sugar got charred by the action of hot. conc. \[{{H}_{2}}S{{O}_{4}}\]and a chemical change took place.
C) It is only a physical change.
D) It is an irreversible physical change.
Correct Answer: B
Solution :
Sulphuric acid dehydrates (removes water) sugar leaving carbon. Hence, it is a chemical change.You need to login to perform this action.
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