arrange the following elements in the order of decrease reactivity . Cu, Zn, Na
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Explanation:
The metals are Cu, Mg, Fe, Na, Ca, Zn.
A. Na > Ca > Mg > Zn > Fe > Cu (least active)
B. Na > Ca > Mg > Zn > Cu > Fe (least active)
C. Na > Mg > Ca > Zn > Fe > Cu (least active)
D. Na > Mg > Zn > Ca > Fe > Cu (least active)
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