Across
- 2. solid to liquid phase change
- 3. mass per unit volume
- 6. electrons in a higher energy level configuration
- 7. point temperature where vapor pressure equals atmospheric pressure
- 11. amount of energy used to raise the temperature of 1 gram of a substance by 1 Kelvin
- 13. more than one element chemically combined
- 14. type of nuclear decay particle with a negative charge and no mass
- 16. separation technique used for heterogenous mixtures in different phases
- 18. as temperature of a gas increases, pressure____________
- 19. vertical columns on the periodic table
- 21. Rutherford's experiment which resulted in the discovery of the nucleus and the atom being mostly empty space
- 22. amount of time for half of an isotope to decay
- 23. building blocks of all matter
Down
- 1. colors produced when electrons fall from higher to lower energy levels and release light
- 4. reaction where energy is absorbed
- 5. a laboratory technique used to separate a mixture based on different boiling points
- 8. elements found in nature as two atoms bonded together
- 9. found within energy levels of an atom. Indicated by letters s,p,d,f
- 10. atoms which have the same amount of protons but different amount of neutrons
- 12. type of mixture where components are uniform throughout
- 15. attraction for outer electrons of a different atom
- 17. splitting of a heavy nucleus into smaller nuclei
- 20. conversion factor of 1,000