Which is correct order as per the reactivity of the metal? धातूंच्या क्रियाशीलतानुसार योग्य क्रम कोणता? *
a) Zn < Al < Fe < Cu
b) Zn > Al > Fe > Cu
c) Cu < Fe < Zn < Al
d) Cu < Fe < Al <
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Order of reactivity of metal :
Na > Ca > Mg > Al > Zn > Fe > Sn > Pb > Cu > Ag.
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