Across
- 4. when matter changes its properties but not it's chemical nature
- 5. the smallest form of a compound
- 6. bonds formed when electrons are shared
- 9. Atoms can not be created nor destroyed
- 14. Amount of matter in an object
- 16. Mass per unit or volume
- 17. The left hand side of an equation
- 18. The negatively charged particle in an atom
- 19. Used to balance an equation
- 20. An atom that has become electrically charged
- 25. The atomis particle with no charge
- 26. A mixture that is different throughout
- 28. Two or more substances chemically combined
- 30. Anything that has mass and takes up space
Down
- 1. How to write a compound
- 2. How much space is in an object
- 3. A change in matter when it becomes new or different matter
- 7. A mixture that is the same throughout
- 8. An arrangement of the chemical elements by atomic number
- 10. Number indicating number of protons in an atom
- 11. indicates number of atoms in each element
- 12. How to write a chemical reaction
- 13. The particles with a positive charge
- 15. A homogeneous mixture where one substance dissolves in another
- 21. The smallest form of a substance
- 22. The right hand side of the equation formed from reactants
- 23. Bond formed when one electron is transfered to another
- 24. The positively charged center of an atom
- 27. The smallest unit of an element that retains its properties
- 29. Two or more substances not chemically combined