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NEETChemistryd and f Block Elements

Why does copper not replace hydrogen from acids?

Options

  1. ACopper has a lower reactivity than hydrogen.
  2. BCopper is a poor conductor of electricity.
  3. CCopper does not have the necessary valency to replace hydrogen.
  4. DCopper has a higher reduction potential than hydrogen.

Correct answer

D. Copper has a higher reduction potential than hydrogen.

Step-by-step solution

Correct Option is : (D) Copper has a higher reduction potential than hydrogen.

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