dilute HCL and H2SO4 acid react with metals above hydrogen in metal activity series to liberate hydrogen gas.However,nitric acid liberates oxide of nitrogen.Explain, by giving two examples along with fully balanced equations.
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Answer: The surface of metallic lead is protected by a thin layer of lead oxide PbO. This renders the lead essentially insoluble in sulfuric acid. Lead reacts slowly with hydrochloric acid and nitric acid.
Explanation: Hope that helped
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