1.

Which of the following are combination reactions ? "(i) "2KClO_(3)overset("Heat")(to)2KCl+3O_(2)"(ii) "MgO+H_(2)toMg(OH)_(2) "(iii) "4Al+3O_(2)to2Al_(2)O_(3)"(iv) "Zn+FeSO_(4)toZnSO_(4)+Fe

Answer»

(i) and (iii)
(iii) and (iv)
(II) and (iv)
(ii) and (iii)

Solution :Combination reactions are those in which TWO or more reactants react to GIVE one PRODUCT only.


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