Question

Which one of the following metal does not react with dilute hydrochloric acid? A magnesium
B aluminum
C iron
D copper

Answer 1

D copper is the metal which does not react with dilute hydrochloric acid.

Explanation:

• Among all given metals, only copper doesnt reacts with dil. HCl.
• Copper is a chemical element having the symbol Cu and atomic number 29.
• It is a soft, malleable, and ductile metal having very high thermal and electrical conductivity.
• Copper and mercury metal does not react with dilute hydrochloric acid.
• It is because they come after hydrogen in the activity series, i.e., they can't replace hydrogen from hydrochloric acid.
• Hence, the correct answer among all the options is option D copper.

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