Across
- 1. a cloudy mixture that cannot be separated.
- 3. Chemical combination of 2 or more elements in a specific ratio.
- 6. a combination of pure substances
- 10. A change of state from gas to solid.
- 11. The number of protons in a nucleus.
- 13. A solution in which the solvent is water.
- 14. The measure of how easily electricity can move through this.
- 16. The mass of one atom.
- 19. A experiment in which the products are not accounted for.
- 20. the elements that combine to create a chemical reactions.
- 21. the vertical column in the periodic table of elements
- 23. the center of the atom and it contains neutrons and protons
Down
- 2. the amount of mass within a given area.
- 3. A slow chemical reaction with oxygen and a metal.
- 4. A fast chemical reaction that occurs when oxygen reacts with a substance.
- 5. horizontal row on the periodic table of elements.
- 7. a positively charged particle in a nucleus of an atom.
- 8. A chemical reaction that gives off heat.
- 9. a negatively charged particle in an atom.
- 12. A combination of symbols and numbers to represent a compound.
- 14. A experiment where the products are all accounted for.
- 15. a neutral particle in a nucleus of an atom.
- 17. A substance used to speed up a chemical reaction.
- 18. shiny malleable substance that conducts electricity
- 22. The smallest part of a element.