Across
- 2. The smallest particle capable of chemical interactions.
- 4. Meaning that energy emissions come only in certain amounts or quantities
- 8. The distance of the electron’s orbit from the nucleus corresponds to a particular energy level
- 10. Neutral particles radiating from a sample of metal bombarded by alpha particles
- 12. Three- dimensional region of space around a nucleus (electrons found)
- 13. Emissions from the cathode
- 15. Every compound is formed of elements combined in specific ratios by mass that are unique for that compound
- 16. Small region in atom
- 17. An atom’s lowest energy state
Down
- 1. Positive particles in the nucleus
- 3. Waves could behave like particles, then particles could behave like waves
- 5. Negatively charged
- 6. A packet of electromagnetic energy modeled as a particle that transmits electromagnetic force in the standard model of matter
- 7. When white light passes through a wedge of glass, known as a prism, it is dispersed to form a
- 9. The nucleus of the helium
- 11. Each element had its own pattern of bright lines, called a
- 14. The number of protons in the nucleus