Question

A student took 2-3 gm of substance X in a glass beaker and poured water over it slowly.He observe bubbles along with hissing noise .The beaker become hot . Identify X.what rmtyoe of chemical reaction?​

Answer 1

X is a compound of base and acid solids. as they react with water and dissolve in it slowly, for neutralization, it produces hydrogen gas creating bubbles and this bubbles creates the sound.

the reaction is exo-thermal displacement reaction as it produces heat........... . .

Answer 2

exothermic reaction

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