(a) define activity series of metals. Arrange the metals gold, copper, iron and magnesium in order of their increase in reactivity. (b) what will you observe when: (i) some zinc pieces are put in copper sulphate solution. (ii) some silver pieces are put into green coloured ferrous sulphate solution.
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the series that shows the gradual decrease in the reactive news of metals is called the reactivity series..
Mg...Iron... Copper.....Gold
i)zinc will displace cu to form znso4
ii)no reaction will take place
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