Chemistry-Mole Concept

NEET Chemistry Mole Concept MCQ Question

Type: MCQ-diagram based-Hard-Class 11

Consider a diagram illustrating the balanced chemical equation for the combustion of methane: CH₄(g) + 2O₂(g) → CO₂(g) + 2H₂O(g). If the diagram shows different colored spheres representing atoms, how should the stoichiometric coefficients be interpreted in terms of moles?

Question diagram
A

They represent the number of moles of each substance involved in the reaction.

B

They only indicate the number of molecules, not moles.

C

They represent the volume of gases involved at STP.

D

They are arbitrary numbers used to balance the equation.

Correct Answer

Option A

Detailed Explanation

The stoichiometric coefficients in a balanced chemical equation represent the number of molecules and moles of each substance involved in the reaction, as stated in the NCERT context.

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