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The metal that can't displace hydrogen from dil HCl is

$\begin{array}{1 1}(a)\;Al\\(b)\;Fe\\(c)\;Cu\\(d)\;Zn\end{array}$

1 Answer

$Cu$ is below hydrogen in ECS hence cannot evolve $H_2$ with acids.
Hence (c) is the correct answer.
answered Jan 22, 2014 by sreemathi.v
 
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