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i) NaOH + H2
ii) MgCl2 + H2
ìii) Al2O3
iv) ZnSO4 + Cu
v) CaCl2 + Al
ii) MgCl2 + H2
ìii) Al2O3
iv) ZnSO4 + Cu
v) CaCl2 + Al
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na + h20 = naoh + h2
mg + hcl = mgcl + h2
Al + o2 = al2o3
cuso4 + zn = cu + znso4
ca + alcl3 = cacl2 + al3
mg + hcl = mgcl + h2
Al + o2 = al2o3
cuso4 + zn = cu + znso4
ca + alcl3 = cacl2 + al3
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