Chemistry Crossword

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Across
  1. 3. Mass/Volume
  2. 6. Measurement of how close a series of measurements are to one another.
  3. 12. The prefix for 4.
  4. 14. Form of matter that has a definite shape or volume.
  5. 15. Neutral group of atoms kept together by covalent bonds.
  6. 16. HBr
  7. 18. The closeness of a measurement to true value of what is being measured.
  8. 19. Elements in group 8A.
  9. 21. ex. Sulfate, Nitrate, & Carbonate.
  10. 22. HCl
  11. 25. All the digits that can be known precisely in a measurement.
  12. 28. 2K+H₂O→KOH+H₂
  13. 36. Elements in group 1B through 8B.
  14. 39. The amount of matter an object contains.
  15. 40. Elements that exist only in multiples when alone in nature.
  16. 41. Base unit of volume in SI.
  17. 42. Base unit of length in SI.
  18. 43. Compound that produces hydrogen ions in a solution.
  19. 44. Elements in group 7A.
  20. 47. Form of matter that takes the shape and volume of its container.
  21. 48. Temperature scale in which the freesing point of water is 273.
  22. 49. The prefix for 2.
  23. 50. The prefix for 5.
  24. 52. Actual Yield/Theoretical yield*100
  25. 53. A group of atoms that has a positive or negative charge.
  26. 55. Matter that has a uniform and definite composition.
  27. 56. CH₄+2O₂→CO₂+H₂O
  28. 57. HNO₃
Down
  1. 1. Ion with a negative charge.
  2. 2. Base unit of weight in SI.
  3. 4. The prefix for 3.
  4. 5. HClO₄
  5. 7. The electrostatic charge that binds oppositely charged ions together.
  6. 8. An expression that indicates the number and type of atom present in the smallest representation of a unit of a substance.
  7. 9. Compound that produces hydroxide ions in a solution.
  8. 10. Density*Molar Volume
  9. 11. Quality or condition of a substance that can be observed or measured without changing the substances composition.
  10. 13. Ion with a positive charge.
  11. 17. Metric unit of temperature.
  12. 20. Metric unit equal to the mass of 1cm cubed of water at 4 degrees Celsius.
  13. 23. K₂CO₃+BaCl₂→2KCl+BaCO₃
  14. 24. Elements in group 2A.
  15. 26. Compounds with positive and negative ions.
  16. 27. A measure of a space occupied by a sample of matter.
  17. 29. The ability of an atom to attractive to electron when the atom is in a compound.
  18. 30. Compound composed of 2 elements.
  19. 31. Elements in group 1A.
  20. 32. Electrons on the outer shell.
  21. 33. Single atom with a positive or negative charge.
  22. 34. 2Mg+O₂→2MgO
  23. 35. the chemical formula of a molecular compound.
  24. 37. H₂SO₄
  25. 38. 2HgO→2Hg+O₂
  26. 45. Bond formed by the sharing of electrons between atoms.
  27. 46. The amount of a substance that contains 6.02x10^23.
  28. 51. Smallest particle of a element that retains its identity in a chemical reaction.
  29. 54. The prefix for 6.