Across
- 2. what is the element nane for gold
- 5. a positively charged subatomic particle in the nucleus of an atom
- 6. what is the name of a gas
- 8. what is nitrogen on the table
- 9. law properties of elements tend to repeat in a regular pattern when elements are arranged in orderion
- 10. what is each coiumn of the table called
- 11. what is the center of an atom
Down
- 1. what is gold
- 2. what are the smallest types of matter
- 3. atom or a group of atoms that has lost or gained one or more electrons
- 4. level what is the possible energies an electron may have in an atom
- 5. each roa positively charged particle in the nucleus of an atom
- 7. negatively charged subatomic particle found in the energy level of an atom
- 12. where is hydrogen located on the periodic table