Across
- 1. a combination of elements that aren't chemically bonded
- 3. The formula for hydrogen peroxide
- 5. The best 8th grade science teacher in peak charter academy
- 7. a combination of protons, electrons, and neutrons
- 9. Silicon is in this section of the periodic table
- 10. the 26th element on the periodic table
Down
- 2. the element thats atomic weight is 183.84
- 3. the first element on the periodic table
- 4. you ______
- 6. building block of everything
- 8. a combination of elements that are chemically bonded