Chemistry final crossword

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Across
  1. 4. a stable subatomic particle with a charge of negative electricity
  2. 8. individually separate and distinct.
  3. 10. a subatomic particle of about the same mass as a proton but without an electric charge
  4. 11. a container, typically made of glass or plastic
  5. 12. the chemical element of atomic number 6
  6. 14. the freezing point of water.
  7. 15. atoms as a source of nuclear energy
  8. 18. Payload is the carrying capacity of an aircraft or launch vehicle,
  9. 19. series of events that are regularly repeated in the same order
  10. 20. a substance that flows freely but is of constant volume, having a consistency like that of water or oil.
  11. 21. a particular place or point
  12. 22. a colorless, odorless reactive gas
  13. 23. a measure of the amount of matter contained in or constituting a physical body
  14. 24. is the chemical element with the symbol H and atomic number 1.
Down
  1. 1. The photon is a type of elementary particle
  2. 2. wind the continuous flow of charged particles from the sun which permeates the solar system
  3. 3. feeling or arousing strong or tender emotions.
  4. 5. the emission of energy as electromagnetic waves or as moving subatomic particles.
  5. 6. the imparting or exchanging of information or news
  6. 7. prone to change, fail, or give way not stable.
  7. 9. a change which is a result or consequence of an action or other cause
  8. 10. Fission is a process in nuclear physics in which the nucleus of an atom splits into two or more smaller nuclei as fission products,
  9. 13. very close to almost.
  10. 16. firm and stable in shape; not liquid or fluid.
  11. 17. hydrideDescriptionThe helium hydride ion or hydroxide helium ion or helium is a cation with the chemical formula HeH⁺
  12. 18. continuous physical force exerted on or against an object by something in contact with it.