A single displacement reaction is represented byX_((s))+2HCl_((aq))toX – InterviewSolution

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1.	A single displacement reaction is represented byX_((s))+2HCl_((aq))toXCl_(2(aq))+H_(2(g)) . Which of the following (s) could be X? (i)Zn (ii)Ag (iii)Cu (iv)Mgchoose the best pair.
Answer» I and ii ii and iii iii and iv I and iv Solution :`Zn+2HCltoZnCl_(2)+H_(2)` `Mg+2HCltoMgCl_(2)+H_(2)`

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