A student took 2 - 3 g of substance x in a glass beaker and poured water over it slowly. he observed bubbles along with a hissing noise. the beaker becomes quite hot. identify x. what type ofareaction is it ?
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it might be sodium or potassium and it is chemical change
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Explanation:
Chemical reactions in which energy is liberated in the form of heat are referred to as exothermic reactions.
Therefore, when a salt is added to water and beaker becomes hot then it shows that reaction is exothermic in nature.
The substance X could be quick lime or calcium oxide. The reaction will be as follows.
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