Chemistry

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Across
  1. 2. A mixture of metals
  2. 4. Solid state of water
  3. 6. Positively charged particle in the nucleus of an atom
  4. 9. A __________ change is easily reversible
  5. 10. The smallest element on the periodic table
  6. 11. The ability to be hammered into sheets
  7. 13. There are 3 _________________ particles that make up an atom
  8. 14. A gas needed for combustion/burning
  9. 15. Materials that have properties of both metals and non-metals
  10. 17. The ___________ splint test may also be called "The Hydrogen Gas Test"
  11. 21. the ability to conduct ____________ is a property of metals
  12. 23. The ability of a material to reflect light
  13. 25. This subatomic particle is the same size as a proton
  14. 26. The most massive part of an atom
  15. 28. Workplace Hazardous Materials Information System
Down
  1. 1. This element has 4 electron rings around its nucleus. Its last shell has 2 electrons.
  2. 3. These types of elements are usually poor conductors of heat and electricity
  3. 5. A ___________ change involves the creation of a new substance.
  4. 7. A state of matter that has an undefined mass and volume
  5. 8. A type of diagram that represents the protons, neutrons and electrons in an element without showing the element's symbol
  6. 9. Elements are organized according to their weights on the ___________ table
  7. 12. This element has 14 neutrons
  8. 16. These types of elements make up most of the periodic table
  9. 18. The smallest unit of matter
  10. 19. The ___________ splint test may also be called "The Oxygen Gas Test"
  11. 20. The name for Na
  12. 22. The subatomic particle is found outside of the nucleur
  13. 24. The ability to be stretched into wires
  14. 27. A metalloid with the symbol Si