Across
- 1. Compound formed between a metal and non-metal
- 6. Name of this polyatomic ion: NO₃⁻
- 9. Particle found in the nucleus with positive charge
- 13. Elements on the right side of the periodic table
- 14. Prefix meaning “five”
- 15. Scientist who proposed the plum pudding model
- 17. Ending used for the second element in a binary compound
- 19. Horizontal row on the periodic table
- 20. Type of bond formed by sharing electrons
- 21. particle with a negative charge
- 23. Compound made of non-metals
Down
- 2. Positively charged ion
- 3. Negatively charged ion
- 4. Electrons in the outer energy level
- 5. The maximum number of electrons in the first energy level
- 7. This equals the total number of protons and neutrons
- 8. If a metal has more than one charge, you must include this
- 10. Scientist who discovered the nucleus using the gold foil experiment
- 11. Neutral particle in the nucleus
- 12. Chart used to organize elements
- 16. Number of valence electrons in Group 1 elements
- 18. Vertical row on the periodic table
- 22. Prefix meaning “three”