Question Detail

CHM 101 CHM 101 Past Questions Objective Question

Question

When the equation Fe(s) + O₂(g) → Fe₂O₃(s) is balanced, the coefficients are
Options
A 4, 3, 2
Correct Answer
B 1, 3, 2
C 2, 6, 2
D 2, 5, 4
Correct Answer

Option A is the correct answer.

Detailed Explanation

Balanced equation: 4Fe + 3O₂ → 2Fe₂O₃.

Hint

Balance Fe first, then O.

Question Info