Across
- 1. a bond formed between a metal and a nonmetal
- 2. a testable guess or prediction about the outcome of an experiment
- 4. the electric charge of a neutron
- 7. data that is not able to be described with numbers
- 9. what goes into a chemical reaction
- 12. _ electrons are electrons that are in the outermost energy level
- 16. the number of protons in an atom
- 17. when a solid changes to a liquid
- 22. the law of _ of mass says that matter can neither be created nor destroyed
- 23. a _ is when two or more elements combine chemically
- 25. the factor in an experiment that is being measured (2wds)
- 28. a neutral atom has the same number of these as protons
- 29. anything that has mass and takes up space
- 30. the unit of measurement for volume
Down
- 1. the factor in an investigation that is being changed (2wds)
- 3. the atomic number of vanadium
- 5. a component of an atomic nucleus with a positive electrical charge
- 6. data that is able to be represented with numbers
- 8. other than plasma, this is the state of matter with the most energy
- 10. the result of adding the number of protons and neutrons (2wds)
- 11. the vertical groups on the periodic table that share common properties, aka families
- 13. a _ is two or more substances that are physically combined
- 14. a bond formed between two nonmetals
- 15. a substance with a pH of <7
- 18. the state of matter with the lowest amount of energy
- 19. the state of matter with no fixed shape or volume
- 20. how temperature changes when going from a solid to a liquid
- 21. the number of hydrogen atoms in CH4
- 24. what goes on the right side of a chemical equation
- 26. elements on the left side of the periodic table
- 27. number of neutrons in an aluminum atom