Chemistry R – Extra Credit: Vocabulary Crossword

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Across
  1. 8. In a reaction, the reagent that runs out first.
  2. 10. A shape with 1 lone pair on the central atom and 3 bonded atoms.
  3. 12. A measurement of the amount of energy needed to remove outer electrons.
  4. 15. Energy is added into the system during this general type of reaction.
  5. 22. Sharing of electrons in a connection between two or more nonmetals.
  6. 25. A shape with no lone pairs on the central atom and 4 bonded atoms.
  7. 27. A measurement of how much pull each atom has on electrons within a bond.
  8. 30. A negative subatomic particle.
  9. 31. The way that the periodic table is organized, which also indicates the number of protons in an atom.
  10. 32. A reaction where a carbon-containing compound burns making carbon dioxide and water.
  11. 33. The fundamental basis of any measurement system which involves prefixes as well.
  12. 35. Elements on the periodic table that are semiconductors and shiny but are brittle.
  13. 36. A reaction where a larger product is made from multiple smaller reactants.
  14. 37. A vertical column on the periodic table.
  15. 38. Two or more physical forms of an element that exist, such as how there is both white and red phosphorous.
  16. 39. This describes data that is close to known correct value.
  17. 41. A horizontal row on the periodic table.
  18. 43. Elements on the periodic table that are ductile, conductive, and malleable.
  19. 44. The transfer of electrons from one metal to one nonmetal in an attraction between them.
  20. 45. The branch of chemistry that studies how processes occur at a molecular level.
  21. 46. The outer electrons used to form different types of bonds.
  22. 47. This describes data that is close to one another.
  23. 48. A reaction where two metals in two compounds swap places.
  24. 50. A reaction where one separate element replaces another element in a compound.
Down
  1. 1. A reaction where smaller products are made from one larger reactant.
  2. 2. An alteration that affects the composition of matter specifically.
  3. 3. Energy is released from the system during this general type of reaction.
  4. 4. A division of electron shells which house orbitals and are classified in the s, p, d, and f categories.
  5. 5. The difference in electronegativity causing electrons to be pulled one way or another.
  6. 6. A positive subatomic particle.
  7. 7. Type of interaction within a single molecule.
  8. 9. The specific number of atoms found in a chemical formula.
  9. 11. A variation in an atom when it gains one or more electrons.
  10. 13. Elements on the periodic table that are poor conductors, brittle, and dull.
  11. 14. The scientific unit used to measure temperature, in relation to molecule movement.
  12. 16. A variation in an atom when it loses one or more electrons.
  13. 17. A unit that measures the number of particles in a substance.
  14. 18. The relationship between the amounts of each substance used in a chemical reaction.
  15. 19. A way to show the distribution of electrons in an atom due how the electron cloud functions.
  16. 20. Half of the distance between the nuclei of two bonded atoms.
  17. 21. An alteration that affects the appearance of matter only.
  18. 23. The mass, in amu, of any one specific isotope of an atom, which is a combination of neutrons and protons.
  19. 24. This states that electrons are organized as far away from each other as possible to minimize repulsion.
  20. 26. A combination of more than two atoms that are treated as a single ion when bonding.
  21. 28. Type of interaction between two or more molecules.
  22. 29. A shape with no lone pairs on the central atom and 3 bonded atoms.
  23. 34. The branch of chemistry that studies the composition and makeup of matter.
  24. 40. This contains a sea of mobile electrons moving around between atoms of the same metal.
  25. 42. The most simplified number of atoms found in a chemical formula.
  26. 49. An atom whose number of neutrons change.