Chemistry

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Across
  1. 3. Table A table of the chemical elements arranged in order of atomic number, usually in rows, so that elements with similar atomic structure appear in vertical columns.
  2. 4. A hard substance that is easily broken
  3. 5. A subatomic particle of about the same mass as a proton but without an electric charge.
  4. 6. A regular repeated three-dimensional arrangement of atoms, ions, or molecules in a metal or other crystalline solid.
  5. 11. Characteristic
  6. 13. A solid material which is typically hard, shiny, malleable, fusible, and ductile, with good electrical and thermal conductivity
  7. 16. Consisting of one atom.
Down
  1. 1. Able to be hammered or pressed into shape without breaking or cracking.
  2. 2. A stable subatomic particle with a positive electric charge
  3. 7. The simplest substances and hence cannot be broken down using chemical reactions.
  4. 8. The positively charged central core of an atom, consisting of protons and neutrons and containing nearly all its mass.
  5. 9. Metal An element or substance that is not a metal.
  6. 10. The smallest particle of a chemical element that can exist.
  7. 12. A stable subatomic particle with a charge of negative electricity,
  8. 14. Shiny
  9. 15. Able to be drawn out into a thin wire.