IGCSE CHEMISTRY 0620/23/O/N/20 Q28

Question

28. An experiment is performed to determine the order of reactivity of metals X  and Y  compared to  lead . Strips of each metal were added to separate test-tubes containing aqueous lead  (ii) nitrate , Pb(NO3)2 .The results are shown .What is the order of reactivity , least reactive first ?

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    2021-03-01T22:33:26+08:00

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