Across
- 2. a negatively charged ion
- 8. all atoms want to have eight valence electrons
- 9. weakest bond, attaches to floating electrons
- 10. second strongest bond, does’t share electrons
- 11. a positively charged ion
- 12. electrostatic force that holds ions together
- 13. mixtures composed of two or more elements one of which being metal
Down
- 1. electrons making up the outer shell of an atom
- 3. has a high melting point
- 4. a compound composed of molecules
- 5. neutral group of atoms joined by a covalent bond
- 6. a molecule consisting of two atoms
- 7. the strongest of the bonds, shares electrons