Which of the following metals can be used for liberating hydrogen from dilute hydrochloric acid? Write reactions as well.

(i) Zinc

(ii) Copper

(iii) Iron

(iv) Silver

(v) Magnesium

Which of the following metals can be used for liberating hydrogen from dilute hydrochloric acid? Write reactions as well.

Copper, iron, silver, gold and platinum.

Which of the metals can be used for liberating hydrogen from dilute hydrochloric acid? Write reactions as well.

i) Zinc ii) Copper iii) Iron iv) Silver v) Magnesium

Consider the reaction.

${\mathrm{MnO}}_2\left(\mathrm{s}\right)+4\mathrm{HCl} \to {\mathrm{MnCl}}_2\left(\mathrm{aq}\right) + {\mathrm{Cl}}_2\left(\mathrm{g}\right) + 2{\mathrm{H}}_2\mathrm{O}$

Give the term used for such reactions.