Give reason why the reaction of copper and dilute sulphuric acid does not release hydrogen gas
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Answer: This is so because copper lies below in the series than hydrogen. ... Thus, it will not easily replace hydrogen from its chemical reaction and evolve hydrogen gas. The chemical equation for the reaction of copper and sulfuric acid follows: Thus, this is so because copper lies below in the series than hydrogen
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Copper is below hydrogen in the reactivity series of metals, so it is unable to displace hydrogen from sulphuric acid. It however reacts with conc. Sulphuric acid to liberate sulphur dioxide gas as per the equation —
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