Chemistry: States Of Matter
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Chemistry: States Of Matter
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9 Questions

1. The two elements that exist as liquids at 25°C are
2. The point at which the solid, liquid and gaseous forms of a substance co-exist is called its
3. The melting and boiling points of ionic solids are
4. Van der Waals' equation explains the behaviour of
5. Which of the following metals is in a liquid state at normal room temperature?
6. The so-called fourth state of matter refers to
7. Gases have
8. Conversion of a substance directly from solid to vapour state is known as
9. Which one of the following is a physical change?