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प्रश्न
Metals generally react with dilute acids to produce hydrogen gas. Which one of the following metals does not react with dilute hydrochloric acid?
विकल्प
Magnesium
Aluminium
Iron
Copper
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उत्तर
Copper
Explanation:
The less reactive metals like copper, silver and gold do not react with dilute hydrochloric acid to produce hydrogen gas.
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