Raghu is a skilled painter. He mixed a white coloured powder, compound X with water. The compound X reacted vigorously with water to produce a compound Y and a large amount of heat. Then, Raghu used the compound Y for white washing the walls. Customer was not satisfied with the work of Raghu as walls were not shining. But Raghu guaranteed him that the walls would shine after 2-3 days and after 3 days of whitewash, the walls became shiny. Read the above passage carefully and give the answer to the following questions:

Question

CASE_STUDIESCombination Reaction in ChemistryExothermic Reaction in ChemistryCBSE PYQ4 sub-questions