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प्रश्न
State what happens when concentrated HNO3 is added to:
Iron
अति संक्षिप्त उत्तर
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उत्तर
Iron becomes passive due to the formation of an extremely thin, unreactive layer of iron oxide (Fe3O4) on its surface, which stops further reaction.
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अध्याय 10: Study of Compounds: Nitric Acid - Intext Question [पृष्ठ २०५]
