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Which of the following sets of metals dissolves in dilute HCl?

Chemistry
JAMB 2007

Which of the following sets of metals dissolves in dilute HCl?

  • A. Fe, Sn and Cu
  • B. Mg, Fe and Cu
  • C. Mg, Sn and Fe
  • D. Cu, Mg and Sn
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Correct Answer: Option C
Explanation

Mg, Sn and Fe all dissolve in dilute HCl because they are more reactive and have a greater tendency to lose electrons to form ions. In contrast, Cu does not readily dissolve in dilute HCl.

There is an explanation video available below.

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Explanation Video

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