Across
- 3. Smallest particle of an element
- 5. The _____________ is the first antibiotic discovered by the scientist Alexander Fleming
- 6. ______ Curie first discovered the radioactive elements polonium and radium
- 7. Nuclear particle with no charge
- 9. _______ is a strong acid that is used in car batteries
- 11. Negatively charged ions
- 13. Ti
- 15. Vertical columns in the periodic table, where elements contain similar chemical properties
- 16. _____ rule states when several orbitals are available in a subshell, each orbital gets one electron before the electrons pair up
Down
- 1. a _______ table is a table of the chemical elements arranged in order of atomic number
- 2. Made of 2 or more elements that are chemically combines
- 4. The study ofthe behavior of matter and its charges and how it interacts with other matter and energy
- 7. Ni
- 8. Positively charged particles
- 10. A substance that ionizes in water to form hydrogen ions, H+. Taste sour and turns litmus paper red.
- 12. Electron configuration for this element is
- 14. Fe
- 15. The fundamental states of matter are: Liquid, solid, and _____