NEET Chemistry Mole Concept MCQ Question
How many moles of oxygen gas (O2) are required for the complete combustion of 2 moles of methane (CH4)?
4 moles
2 moles
6 moles
8 moles
Correct Answer
Detailed Explanation
According to the balanced chemical equation for the combustion of methane, CH4 + 2O2 → CO2 + 2H2O, 1 mole of methane requires 2 moles of oxygen. Therefore, 2 moles of methane require 4 moles of oxygen.
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