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Question
The metals Cu, Hg, Pb and Zn react with concentrated HNO3 acid to give ______.
Options
metal nitrates and nitrogen dioxide
metal nitrates and ammonium nitrates
metal nitrates and nitrogen
metal nitrates and ammonia
MCQ
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Solution
The metals Cu, Hg, Pb and Zn react with concentrated HNO3 acid to give metal nitrates and nitrogen dioxide.
Explanation:
Concentrated nitric acid behaves as a powerful oxidising agent and always yields NO2 gas when reacting with these metals.
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Chapter 10: Study of Compounds: Nitric Acid - Intext Question [Page 204]
