Las fuerzas intermoleculares

Las fuerzas intermoleculares

Assessment

Interactive Video

Science, Chemistry, Physics

4th - 9th Grade

Hard

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The video explains intermolecular forces, which are weaker than covalent bonds, and their role in determining the state of matter. It discusses how these forces must be overcome for a substance to change state. The video highlights two factors affecting intermolecular forces: molecular size and proximity. Larger molecules with more electrons have stronger forces, as seen in iodine compared to chlorine. Proximity also plays a role, with closer molecules in solids having stronger forces than those in gases. The video concludes with an example of boiling water, where intermolecular forces are overcome to produce steam.

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2 questions

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1.

OPEN ENDED QUESTION

3 mins • 1 pt

Describe the relationship between the proximity of molecules and the strength of intermolecular forces.

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2.

OPEN ENDED QUESTION

3 mins • 1 pt

What happens to intermolecular forces when water is boiled in a kettle?

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