Question

Which one of the following statements is not true?

1. the molecules in a solid vibrate about a fixed position
2. the molecules in a liquid are arranged in a regular pattern
3. the molecules in a gas exert negligibly small forces on each other, except during collisions
4. the molecules of a gas occupy all the space available

Answer 1

The molecules in a liquid are arranged in regular pattern. The above answer is not true because in liquids the molecules are not arranged in regular pattern. In liquids the molecules are loosely arranged.