All of the following metals react with dilute acids to form salt and hydrogen gas except
A
Mg
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B
Fe
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C
Zn
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D
Cu
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Solution
The correct option is D Cu Metals having higher reactivity than hydrogen in the reactivity series, react with acids to form respective salts along with hydrogen gas.
Reactivity Series of Metals: K>Na>Ca>Mg>Al>Zn>Fe>Pb>[H]>Cu>Hg>Ag>Au>Pt