Across
- 5. Early Indian philosophers classified matter in the form of five basic elements
- 6. 78°c is the boiling point of
- 7. The temperature at which a solid melts to become a liquid at the atmospheric pressure is called its
- 8. Liquids that evaporate rapidly
- 10. ___ causes the temperature of a substance to remain constant while it is undergoing a change in its state.
- 12. What forms when one substance dissolves into another substance
- 13. The colour of vapours formed in sublimation of iodine is
- 15. The most dense state of matter is
- 17. The term in which amount of water vapour in the air is expressed
- 18. Smallest particle of an element
- 19. Tendency to decrease volume when some outside force is applied
Down
- 1. Solid where atoms form a periodic arrangement
- 2. The name chromatography is derived from a Greek word ___ which means colour
- 3. Process by which components of air are separated
- 4. As the temperature rises, particles move
- 9. Reverse of Condensation
- 11. It is formed at low temperature, when atoms clump together
- 14. Kinetic energy is directly proportional to
- 16. Intermixing of particles of two or more substances on their own