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Exploring Atomic Structure, Bonding, and Water Properties

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This comprehensive overview covers essential concepts in atomic structure, including subatomic particles like protons and electrons, and their roles in defining chemical properties. The text explains different types of bonds such as covalent and ionic bonds, and introduces isotopes and compounds. It also delves into unique properties of water, including its polarity, hydrogen bonding, and pH levels. Fundamental concepts such as acids, bases, and buffers are addressed, making it an informative resource for understanding chemistry fundamentals.

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Exploring Atomic Structure, Bonding, and Water Properties

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Presentation Transcript

  1. Atomic Structure Bonding Water pH Grab Bag 100 100 100 100 100 200 200 200 200 200 300 300 300 300 300 400 400 400 400 400 500 500 500 500 500

  2. This subatomic particle determines chemical properties

  3. What is the electron?

  4. This subatomic particle controls an elements physical properties

  5. What is the proton?

  6. This is the name for an element that has added or lost a neutron.

  7. What is an isotope?

  8. The charge of an atom that has 114 protons and 117 electrons.

  9. What is -3?

  10. The percent of mass located in the nucleus of an atom

  11. What is >99%

  12. A pure substance, formed by the chemical combination of two or more elements in definite proportions

  13. What is a compound?

  14. The type of bond pictured above (electrons are shared)

  15. What are covalent bonds?

  16. The type of bond depicted in this cartoon

  17. What are ionic bonds?

  18. The names of three chemical compounds, and their chemical formulae

  19. _____?

  20. The type of attraction (relatively weak) between oppositely charged molecules

  21. What are van der Waals forces?

  22. This is the molecular property that makes water have so many special qualities

  23. What is its polarity?

  24. Because of their oppositely charged ends, water molecules stick to each other due to this type of bond

  25. What is a hydrogen bond?

  26. The phenomenon that occurs when molecules of different substances attract to each other

  27. What is adhesion?

  28. Demo Daily Double The effect that makes this happen

  29. What is capillary action?

  30. In Kool-aid, this is the solvent

  31. What is the water?

  32. The pH of a “neutral” substance

  33. What is pH 7?

  34. The type of substance that contain high concentrations of H+ ions

  35. What are acids?

  36. The approximate pH of bleach (plus or minus 1)

  37. What is 13?

  38. A weak acid or base that prevents sharp changes in pH

  39. What are buffers?

  40. The formula for the breakdown of water into its two ion constituents

  41. What is

  42. The chemical symbol for Helium

  43. What is “He”?

  44. The most abundant element in the universe, by far

  45. What is hydrogen?

  46. The last element that can be forged in a star before it blows up in a nova

  47. What is iron?

  48. The chemical symbol of gold

  49. What is Au?

  50. 2 of the 4 groups of organic compounds in all living things

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