Across
- 2. The amount of space something occupies
- 6. Table of Elements A chart of the chemical elements that displays them in horizontal rows in order of increasing atomic number and in vertical columns according to similarity of the chemical properties of their atoms
- 7. Two or more substances that are NOT chemically combined
- 8. The amount of matter in an object
- 9. A group of two or more atoms that bond together
- 13. number The number of protons in the nucleus of an atom. This number is also equal to the number of electrons in an atom
- 15. Anything that has mass and takes up space (it has volume)
- 16. A type of subatomic particle with no charge (they are neutral). They are found in the nucleus of an atom
- 17. A type of subatomic particle with a positive charge. They are found in the nucleus of an atom
- 19. The amount of mass per unit of volume
- 20. The maximum amount of solute that can dissolve in a known quantity of solvent at a certain temperature
Down
- 1. property A characteristic of a substance that may be observed when the substance engaged in a chemical reaction
- 3. A type of subatomic particle with a negative charge. They orbit the nucleus of an atom
- 4. The branch of science that studies the properties of matter and how matter interacts with energy
- 5. mass The sum of protons and neutrons in an atom
- 10. A pure substance that contains two or more substances that are chemically bonded in a fixed ratio
- 11. A pure substance made of only one kind of atom
- 12. A homogeneous mixture of one or more solutes (solids) in a solvent (liquid)
- 14. Each of two or more forms of the same element that contain equal numbers of protons but different numbers of neutrons
- 17. property A characteristic of matter that can be observed without any change to the chemical identity of the sample
- 18. The building blocks of matter. They are made up of protons, neutrons, and electrons
- 21. An atom or molecule with a net electric charge due to the loss or gain of one or more electron