Answer
(a) Zn(s) + 2HBr(aq) β ZnBr$_{2}$ + H$_{2}$
(b) 2Al(s) + Fe$_{2}$O$_{3}$(s) βAl$_{2}$O$_{3}$ + 2Fe
(c) 2Pb(s) + Cu(NO$_{3}$)$_{2}$(aq) β2PbNO$_{3}$ + Cu
(d) Br$_{2}$(l) + 2NaI(aq) β2NaBr + I$_{2}$
Work Step by Step
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