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Reactivity Series

Which metals ...

Question

Which metals will displace hydrogen from both water and acids?

L i - C a

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M g - P b

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L i - N a

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C u - A g

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Solution

The correct options are
A $L i - C a$
B $L i - N a$
In nature, Oxidation occurs more than reduction. carbon, Sulfur, Nitrogen etc. gas converted to their oxides. This is oxidation. But, we never heard that their oxides converting to elements. So, $r e d u c t i o n$ is $l e s s$ .

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