Chemistry Crossword

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Across
  1. 1. Ionic compound composed of a cation and the anion from an acid.
  2. 5. Is the energy required to break a chemical bond and form neutral isolated atoms.
  3. 6. An equation in which the reactants and products in a chemical reaction are represented by words.
  4. 9. Volume x Density
  5. 10. A negative ion.
  6. 15. A neutral group of atoms that are held together by covalent bonds.
  7. 16. Number of protons in that element.
  8. 18. Hydrochloric acid
  9. 19. Indicates the relative number of atoms of each kind in a chemical compound by using atomic symbols and numerical subscripts.
  10. 20. A chemical reaction in which the products reform the reactants.
  11. 23. Pure substance made only of one type of atom.
  12. 24. The distance between two bonded atoms at their minimum potential energy, that is, the average distance between two bonded atoms .
  13. 25. A solid that is produced as a result of a chemical reaction in a solution and that seperates from the solution.
  14. 27. A small whole number that appears in front of a formula in a chemical equation.
  15. 28. Compounds composed of two different elements.
  16. 29. A chemical compound whose simplest units are molecules.
  17. 32. Sodium hydroxide
  18. 33. Study of the composition, structure, and properties.
  19. 36. Polyatomic ions that contain oxygen
  20. 37. Same element that has different masses.
  21. 38. Atom or group of banded atoms that have a positive or negative charge.
  22. 39. Measure of gravitational pull towards matter.
  23. 40. General term for any isotope of any element.
  24. 41. (%)(atomic mass) = Xamu
  25. 42. Vertical columns on a periodic table, 1-18.
  26. 46. Ions formed from a single atom.
  27. 49. Nitric acid
  28. 50. Sum of the average atomic masses of all the atoms represented in its formula.
  29. 51. Tetra
  30. 52. Mass divided by volume
  31. 53. Any process that results in the formation of an ion.
Down
  1. 1. A + B → AB
  2. 2. Mass of the mole of a pure substance.
  3. 3. Naming system
  4. 4. Horizontal rows of elements in the periodic table.
  5. 7. Di
  6. 8. A positive ion.
  7. 11. The electrons to be lost or gained, or shared in the formation of chemical compounds.
  8. 12. AX + BY → AY BX
  9. 13. A testable statement.
  10. 14. Mass %’s divided by total molar mass, all multiplied by 100
  11. 17. Amount of a substance that contains as many particles as atoms.
  12. 18. Hydrobromic acid
  13. 21. Is a specific portion of matter in a given region of space that has been selected for a study during an experiment.
  14. 22. A measure of the ability of an atom in a chemical compound to attract electrons.
  15. 26. Smallest unit of an element that maintains properties of that element.
  16. 30. A testable statement.
  17. 31. Refers to the closeness of a set of measurements of the same quantity made in the same way.
  18. 34. Anything that has mass, and takes up space.
  19. 35. 1/12 the mass of a carbon 12 atom.
  20. 43. Hexa
  21. 44. Penta
  22. 45. Lithium hydroxide
  23. 47. Deca
  24. 48. Meaning that they have an uneven distribution of charge.