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Changes of state at the particle level

Chemistry • Particle Model of Matter • Knowledge-Based • 1 questions

Changes of state at the particle level Knowledge-Based Download PDF

Chemistry · Matter · Chemistry · Particle Model of Matter

1 Chemistry practice questions on Changes of state at the particle level. Questions that assess core concepts and understanding.

Questions

  1. 1.

    Which of the following statements correctly describes what happens to the particles of a substance when it transitions from a liquid to a gas during boiling?

    • A) The individual particles expand in size and become less dense.
    • B) The chemical bonds within each particle break, separating them into individual atoms.
    • C) The average kinetic energy of the particles increases while their spacing remains unchanged.
    • D) The particles overcome intermolecular attractions and move much farther apart from one another.