Across
- 5. Number that indicates the main energy level of an electron
- 8. The the Italian scientist that discovered the number of atoms in one mole
- 9. another word for acetic acid, which dissolves eggshell
Down
- 1. The element with the atomic number of 84
- 2. Measurement of waves per second
- 3. when hydrogen peoxide gets old, it reacts on itself to form this
- 4. Potassium chlorate, when heated, burns this
- 6. The effect that caused the cannon to fire in our tennis ball cannon experiment
- 7. The element that, when in liquid form, becomes a cloud when it comes in contact with boiling water
- 10. The third noble gas on the periodic table