Question
Sun April 19, 2015 By: Saptarshi Sen

Magnesium reacts with and H2. what will happen if Mg reacts with concentrated  HCl?

Expert Reply
Vaibhav Chavan
Mon April 20, 2015
Moderately less reactive metal like magnesium reacts very vigorously with conc. HCl to produce metallic salt magnesium chloride with the liberation of hydrogen gas.
Mg + 2HCl → MgCl2 + H2
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