Matter

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Across
  1. 2. the smallest particle of a chemical element that can exist.
  2. 3. a stable subatomic particle occurring in all atomic nuclei.
  3. 5. an imprecise term used to describe a chemical element that forms a simple substance having properties intermediate between those of a typical metal and a typical nonmetal.
  4. 8. the horizontal rows of the periodic table.
  5. 15. a measure of how crowded solute particles are.
  6. 16. an element that readily forms positive icons and has metallic bonds.
  7. 17. theory a thermodynamics behavior of gases with which many. principal concepts of thermodynamics were established.
  8. 19. six chemical elements in group 2 of the periodic table.
  9. 20. a notation of one or two letters representing a chemical element.
  10. 22. metallic substance composed of two or more elements as either a compound or a solution.
  11. 23. a stable subatomic particle with a charge of negative electricity.
  12. 25. any subatomic constituents of the physical world that interact with each other.
  13. 26. the net movement of anything from a region of lower concentration.
  14. 27. a column in the periodic table of the chemical elements.
Down
  1. 1. a substance that has mass and takes up space
  2. 4. a membrane-bound organelle that contains cell's chromosomes.
  3. 6. table a table of chemical elements arranged in order of atomic number, usually in rows, so that elements with similar atomic structure appear in vertical columns.
  4. 7. each of more than one hundred substances that cannot be chemically interconverted or broken down into simpler substances and are primary constituents of matter.
  5. 9. the process by which molecules of a solvent tend to pass through a semipermeable membrane.
  6. 10. any of the elements fluorine, chlorine, bromine, iodine and astatine.
  7. 11. a subatomic particle of about the same mass as a proton but without an electric charge.
  8. 12. number the total number of protons and neutrons in a nucleus.
  9. 13. the strength and vitality required for sustained physical or mental activity.
  10. 14. metal any elements of lithium, sodium, potassium, rubidium, caesium and francium.
  11. 18. a substance made up of different elements joined together by a chemical bond.
  12. 19. number the number of protons in the nucleus of an atom which is characteristics of a chemical element and determines its place in the periodic table.
  13. 20. atomic any various self contained units of matter or energy that are the fundamental constituents of all matter.
  14. 21. a chemical element that mostly lacks the characteristics of metal.
  15. 24. a group of atoms bonded together.
  16. 25. number the number of protons found in the nucleus of every atom of that element.