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NEETChemistryd and f Block Elements

What is the reason for Cu's inability to liberate H2 from acids?

Options

  1. AIts positive Eo value
  2. BIts negative Eo value
  3. CIts high ionization enthalpy
  4. DIts low ionization enthalpy

Correct answer

A. Its positive Eo value

Step-by-step solution

The positive Eo value of Cu accounts for its inability to liberate H 2 from acids.

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