Chemistry-Mole Concept
NEET Chemistry Mole Concept MCQ Question
Type: MCQ-diagram based-Easy-Class 11
Imagine a diagram showing a balanced chemical equation for the combustion of methane: CH₄(g) + 2O₂(g) → CO₂(g) + 2H₂O(g). What does the coefficient '2' before O₂ represent in the context of the mole concept?
A
It indicates two moles of O₂ are reacting.
B
It shows two molecules of O₂ are formed.
C
It signifies that O₂ is in the gaseous state.
D
It explains that O₂ is the limiting reagent.
Correct Answer
Option A
Detailed Explanation
The coefficient '2' before O₂ represents the number of moles or molecules of dioxygen involved in the balanced chemical reaction, according to the mole concept.
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