Across
- 2. Alchemists for famous for trying to turn metals into this
- 3. The atomic number is equivalent to the number of _____ in an atom
- 5. The scientist who discovered that atoms have a dense nucleus at their center
- 8. This scientist prepared the first table of atomic masses
- 10. The scientist who proposed the Law of the Conservation of Mass
- 13. Rutherford and his metal foil experiments illustrated that atoms are mostly composed of what
- 16. Anything with mass
- 17. This law states that water will always be 2 parts water and 1 part oxygen
- 18. This scientist's experiments demonstrated that water was not OH but rather H2O
- 19. A charged species
- 20. His number quantifies what a mole is
- 23. What varies between isotopes
- 24. These are formed when atoms of different elements combine
- 25. These are exchanged when an ion is formed
- 28. A concise statement of a relationship that is always the same given the same conditions
- 29. A term given to elements that naturally exist in pairs
Down
- 1. These linkages are broken and reformed during chemical reactions
- 4. The charge of a neutron
- 6. A possible explanation for an observed phenomenon
- 7. What you seek in the second step of the Scientific Method
- 9. One of the Greek's four fundamental substances
- 11. The first step of the Scientific Method
- 12. When they form compounds, metals tend to function as the _____
- 14. The sum of a given atom's protons and neutrons
- 15. The fourth step of the Scientific Method
- 20. The smallest units of a element
- 21. The area of the atom where the protons are located
- 22. Is created when a particle has more electrons than protons
- 26. A unifying explanation that is based on a combination of laws and facts
- 27. One of the original models of the atom was called the Plum ____ Model