Metals generally react with dilute acids to produce hydrogen gas. Which one of the following metals does not react with dilute hydrochloric acid?
A
Magnesium
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B
Aluminium
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C
Iron
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D
Copper
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Solution
The correct option is D Copper In the case of copper, no bubbles are seen and
the temperature also remains unchanged. This shows that copper does
not react with dilute HCl.