Across
- 4. Group 17
- 6. Vertical Column
- 8. Substance whos atoms have the same number of protons
- 9. Total number of protons and neutrons in an atom
- 10. Firm and stable in shape
- 11. Relating to a molecule made up of two atoms
- 17. Group of atoms with one or more positive or negative charges
- 18. Can be easily bent
- 20. Can make electricity and heat
- 25. Protons carry positive charge in here
- 26. Positive charged atom
- 29. Nuclear charge of an element
- 30. Contains two or more metallic elements
Down
- 1. Group 18
- 2. Element with mass but no definite shape
- 3. Can be made into wire
- 5. Boron, Silicon, Germanium
- 7. Horizontal Colomn
- 12. Basic building block
- 13. Energy needed to remove and electron from an atom
- 14. Lack metallic properties
- 15. Lithium, Sodium, Potassium are all examples of this metal
- 16. Negative charged particle
- 19. Atoms with the same number of protons but different neutrons
- 21. increases as you move down a group from right to left
- 22. Combining power of an element
- 23. Shiny appearance, good conductor, various substances
- 24. Forms to the shape of its container
- 27. Easily shattered
- 28. Conductor Single species of atoms