Which of the following are combination reactions ?

Question:

Which of the following are combination reactions ?

(i)  2KClO3  ———-> 2KCl + 3O

(ii) MgO + H2O ———–> Mg(OH)2

(iii) 4Al + 3O2 ———–> 2Al2O3

(iv) Zn + FeSO———-> ZnSO4 + Fe

(a) (i) and (iii)

(b) (iii) and (iv)

(c) (ii) and (iv)

(d) (ii) and (iii).

Solution:

(d). Both the reactions (ii) and (iii) are the examples of combination reactions.

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