Give an example of a displacement reaction in which a gas is evolved.
Asked by zuhakk | 29th Sep, 2010, 12:00: AM
Expert Answer:
Mg(s) + 2 HCl(aq) → MgCl2(aq) + H2(g)
2 Na(s) + 2 HCl(aq) → 2 NaCl(aq) + H2(g)
Mg + 2 H2O ---> Mg(OH)2 + H2
Answered by | 29th Sep, 2010, 01:59: PM
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