4. VESPR Model Pi and Sigma Buckyballs et al Molecular Shapes Periodic Table Potpourri $ 200 $ 200$200 $ 200 $ 200 $400 $ 400$400 $ 400$400 $600 $ 600$600 $ 600 $ 600 $ 600 $800 $ 800$800 $ 800 $ 800 $ 800 $ 1000$1000 $ 1000 $ 1000 $ 1000 $ 1000

5. The AtomBondingReactionsMatter Math of Chemistry Solubility $ 400 $ 400 $ 400 $ 400 $ 400 $ 400 $ 800 $ 800 $ 800 $ 800 $ 800 $ 800 $ 1200 $ 1200 $ 1200 $ 1200 $ 1200 $ 1200 $ 1600 $ 1600 $ 1600 $ 1600 $ 1600 $ 1600 $ 2000 $ 2000 $ 2000 $ 2000 $ 2000 $ 2000

6. Final Jeopardy Final Jeopardy Semester 1 Knowledge

7. Final Jeopardy Ionic  X > 1.7 Polar Covalent1.7   X .5 Pure Covalent  X <.5 Write down the 3 divisions and numbers that you must use after you subtract the Electronegativity numbers between 2 atoms in a molecule.

8. $200 Properties of the elements that repeat consistently across the periods, determined by electron configuration What is the definition of Periodic Properties?

9. $400 Amount of pull the valence electrons feel from protons in the nucleus What is the effective Nuclear Charge (Z)?

10. $600 Stays the same The effective nuclear charge trend for going down a family…

11. $800 Goes up, because protons increase while shielding electrons stays the same Going across a period, the effective nuclear charge...

12. $1000 Atomic size What is the size of an atom called?

13. $200 Effective nuclear charge and energy levels What are factors which affect the size of an atom and how they affect it ?

14. $400 Increases due to the adding of more energy levels Trend of atomic size going down a family…

15. $600 Trend of atomic size going across a period What Decreases due to energy level staying the same, while effective nuclear charge increases (more pull on valence electrons)?

16. $800 What is the energy needed to move an electron? Ionization Energy

17. $1000 The effective nuclear charge and atom size What are factors which affect ionization energy and how they affect it ?

18. $200 Trend of ionization energy going down a family What decreases (easier to remove) because size is bigger, so valence electrons are further away ?

19. $400 Trend of ionization energy going across a period What increases (harder to remove) due to effective nuclear charge increasing (more pull - more likely to attract electrons) ?

20. $600 Electronegativity What energy is needed to add an electron (likeliness to gain)?

21. $800 effective nuclear charge and atom size What factors which affect electronegativity and how they affect it ?

22. $1000 Decreases.. if size is bigger, less pull from nucleus What is the trend of electronegativity going down a family

23. $200 Increases due to effective nuclear charge being greater Trend of electronegativity going across a period

24. $400 Ionic Size Size of an ion

25. $600 to organize elements in meaningful way Why was periodic table developed?

26. $800 Mendeleev - increasing molar mass, while today’s is increasing atomic number How was Medeleevs scheme for listing elements different from that used in the modern periodic table?

27. $1000 elements in same group have same number of valence electrons What relationship can be seen between an elements placement within a group and its electron configuration?

28. $200 Noble gases had not been discovered yet due to their inactivity Why did Group 8 not appear on the Mendeleev periodic table?

29. $400 increasing tendency to form neg ions therefore use less energy (minus -: Exothermic Trend of electron affinity across left to right

30. $600 farther from nucleus therefore uses less energy to add an electron also shielding can add electrons Trend of electron affinity down top to bottom

31. $800 X + e− → X− Equation electron affinity

32. $1000 M(g) + hn ® M+ + e-. Equation for ionization energy

33. $200 both negative ions (right side) give off energy to gain an electron + ions use energy Electron affinity energy can be what: + or -?

34. $400 1) shielding 2) Effective (Strong) nuclear charge 3) add another orbit of electrons increases distance from nucleus Name 3 concepts that can affect periodicity

35. $600 Protons and neutrons in element 114 What exactly do these two pictures represent and where are the from?

36. $800 The equal the levels from the nucleus out. How do the periods on the periodic table relate to the electron orbitals and the nucleus.

37. $1000 1s 2 2s 2 2p 6 3s 2 3p 2 and [Ne] 3s 2 3p 2 Long and short electron configuration for silicon.

38. Daily Double Dalton, Thompson, Rutherford and Bohr…Schrödinger, and Heisenberg Name the 1 st five scientists in “The Atom Song

39. The Jeopardy champion!