Across
- 5. Neutral group of atoms held by covalent bonds
- 7. Covalent bond sharing two electron pairs
- 8. Ordered 3D arrangement of ions
- 9. Substance formed when two or more elements are chemically bonded
- 12. Covalent bond sharing one electron pair
- 13. Anything that has mass and takes up space
- 15. Distinct forms of matter like solid, liquid, gas
- 18. Characteristic describing ability to undergo chemical change
- 20. The basic unit of a chemical element
- 21. Atom or molecule with a net electric charge
- 22. Attraction or repulsion between charges
- 23. A positively charged ion
Down
- 1. Atoms aim for eight valence electrons
- 2. Molecule made of only two atoms
- 3. Covalent bond sharing three electron pairs
- 4. Characteristic observed without changing identity
- 6. Bond from electrostatic attraction of ions
- 9. Bond involving shared electron pairs
- 10. Substance with two or more components not chemically bonded
- 11. Outermost electrons involved in bonding
- 14. A pure substance made of only one type of atom
- 16. Simplest ratio of ions in ionic compound
- 17. Covalent bond with unequal electron sharing
- 19. A negatively charged ion