Chemistry-Mole Concept
NEET Chemistry Mole Concept MCQ Question
Type: MCQ-numerical-Easy-Class 11
How many moles of oxygen gas (O2) are required for the complete combustion of 2 moles of methane (CH4)?
A
4 moles
B
2 moles
C
6 moles
D
8 moles
Correct Answer
Option A
Detailed Explanation
The balanced equation for the combustion of methane is CH4 + 2O2 → CO2 + 2H2O. For 1 mole of CH4, 2 moles of O2 are required, so for 2 moles of CH4, 4 moles of O2 are required.
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