Question 40Generally, when metals are treated with mineral acids, hydr – InterviewSolution

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1.	Question 40Generally, when metals are treated with mineral acids, hydrogen gas is liberated but when metals (except Mn and Mg) are treated with HNO3, hydrogen is not liberated. Why?
Answer» Question 40 Generally, when metals are treated with mineral acids, hydrogen gas is liberated but when metals (except Mn and Mg) are treated with ${HNO}_{3}$ , hydrogen is not liberated. Why?

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