Classify each of the following reaction as : thermal decomposition, displacement, double
displacement, electrical decomposition, combination or photo decomposition reaction.
(i) CaCO3(s) → CaO(s) + CO2(g)
(ii) 2AgBr(s) → 2Ag(s) + Br2(g)
(iii)2H2O(l) → 2H2(g) + O2(g)
(iv)Zn(s) + CuSO4(aq) → ZnSO4(aq) + Cu(s)
(v) Na2SO4(aq) + BaCl2(aq) → BaSO4(s) + 2NaCl(aq)
(vi)CaO(s) + H2O(l) → Ca(OH)2(aq)
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