Which of the following are combination reactions ………………… – InterviewSolution

1.	Which of the following are combination reactions …………………. 1) 2KClO4 → 2KCl + 4O2 2) MgO + H2O → Mg(OH)2 3) 4Al + 3O2 → 2Al2 O3 4) Zn + FeSO4 → ZnSO4 + Fe A) 2, 4 B) 1, 3 C) 3 D) 2, 3
Answer» Correct option is D) 2, 3

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