Across
- 5. something measured because it change
- 7. one type of atoms that is a pure substance
- 8. consist two atoms that is a molecule
- 10. electrons in a molecule that easily move between atoms
- 11. has the most protons
- 15. formed through covalent bonding
- 20. the outer shell
- 22. structure formed when manipulating individual atoms
- 25. molecule formed by positively charged and negatively charged cation
- 26. in periodic table it is vertical
- 29. show arrangement of electrons shell in atom
- 30. Found between groups 3 to 12 in periodic table
- 31. Ion that is negatively charge
Down
- 1. a tiny group of elements with properties that are a combination of metals and non-metals
- 2. found in group 18 that is a collection of gaseous
- 3. in periodic table it is horizontal
- 4. Formed by positively charged and negatively charge cation
- 6. the configuration of electrons in each of an atom's electron shells
- 9. List of elements in the periodic table's group 17
- 12. in periodic table found in group 1
- 13. when two or more atoms share electrons
- 14. Atom that has lost or gain electrons
- 16. small tube made by carful arrangement of carbon atoms
- 17. In the right side of the periodic table
- 18. found in left hand-side or periodic table
- 19. positively charge ion
- 21. the number of portons
- 23. transition metals with the least amount of protons
- 24. Group 2 of the periodic table
- 27. Charge ion that have two or more atoms bonded with eachother
- 28. elements arrange into a table according to chemical elements