Chemistry-Mole Concept

NEET Chemistry Mole Concept MCQ Question

Type: MCQ-diagram based-Medium-Class 11

Imagine a diagram showing a chemical reaction where methane reacts with dioxygen to form carbon dioxide and water. How would you label the stoichiometric coefficients for the reactants and products in this balanced equation?

Question diagram
A

1 for CH4, 2 for O2, 1 for CO2, and 2 for H2O

B

2 for CH4, 1 for O2, 2 for CO2, and 1 for H2O

C

1 for CH4, 1 for O2, 2 for CO2, and 2 for H2O

D

2 for CH4, 2 for O2, 1 for CO2, and 1 for H2O

Correct Answer

Option A

Detailed Explanation

In the balanced equation CH4 (g) + 2O2 (g) → CO2 (g) + 2 H2O (g), the stoichiometric coefficients are 1 for CH4, 2 for O2, 1 for CO2, and 2 for H2O. These represent the number of molecules or moles involved.

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