Chemistry & Chemical Safety

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Across
  1. 1. unstable physical mixtures of undissolved particles in a liquid (glitter in nail polish)
  2. 3. releases oxygen
  3. 4. known as the universal solvent because it has the ability to dissolve more substances than any other solvent
  4. 8. reaction that requires the absorption of energy or heat from an external source to readily occur
  5. 9. water-loving
  6. 13. oil-loving
  7. 14. chemical combinations of two or more atoms of different elements in definite proportions
  8. 18. 16 category document that includes safety information about products
  9. 19. has a pH above 7
  10. 23. this principle is used to describe how overexposure determines toxicity
  11. 24. substance that may cause cancer but not always
  12. 26. means that chemicals should not be mixed or stored near each other
  13. 27. the separation of an atom molecule into positive and negative ions
  14. 28. liquids that can easily be mixed together
  15. 30. (aka: oxidation-reduction) chemical reaction in which oxidation and reduction take place at the same time
  16. 32. combination of matter in any proportion
  17. 34. substance that causes or is believed to cause cancer
  18. 35. ion with a negative electrical charge
Down
  1. 2. a stable uniform mixture of two or more substances
  2. 5. reaction that releases energy in the form of heat
  3. 6. has a neutral pH
  4. 7. occurs when an acid is mixed with an alkali in equal proportions
  5. 10. the basic unit of matter; cannot be divided into simpler substances by ordinary chemical means
  6. 11. only products that contain water can have this
  7. 12. change in the form or physical properties of a substance
  8. 15. any substance that occupies space and has mass; exists in the form of a solid, liquid, or gas
  9. 16. an unstable physical mixture of two or more immiscible substances united with the aid of a binder
  10. 17. chemical combination of two or more atoms in definite proportions
  11. 20. has a pH below 7
  12. 21. an ingredient that brings two normally incompatible materials together and binds them into a uniform mixture
  13. 22. adds hydrogen to a chemical compound or subtracts oxygen
  14. 25. liquids that are not capable of being mixed together to form stable solutions
  15. 29. substances that allow oil and water to mix
  16. 31. the simplest form of chemical matter that cannot be broken down into a simpler substance without a loss of identity
  17. 33. ion with a positive electrical charge