Question detail

For the equilibrium reaction N2(g) + 3H2(g) ⇌ 2NH3(g), how many gaseous molecules are there on each side of the equation?

Try the question, check the answer, then read the explanation to understand the curriculum point.

At a glance

Question

Type

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Style

Topic

Reversible reactions and dynamic equilibrium

Question

For the equilibrium reaction N2(g) + 3H2(g) ⇌ 2NH3(g), how many gaseous molecules are there on each side of the equation?

Answer

There are 4 gaseous molecules on the left side (1 N2 and 3 H2) and 2 gaseous molecules on the right side (2 NH3).

Explanation

This question assesses the student's ability to identify and count gaseous molecules in an equilibrium reaction, which is crucial for applyingLe chatelier's Principle regardingpressure changes.

Common mistake

Counting Gaseous Molecules Incorrectly

Students often miscount the number of gaseous molecules on one side of the equilibrium equation, leading to incorrect predictions about the effect of pressure changes.

Carefully identify and count only the gaseous molecules on each side of the equation, ensuring to exclude any solids or liquids.

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