1. Chemistry Chapter 7, 8, and 9 Jeopardy
Jennie L. Borders

2. Round 1 – Chapters 7 and 8

3. 100 200 300 400 500 Vocabulary Lewis Dot Structures
Lewis Dot and e- configuration
Ionic Compounds
Lewis Dot Structures
I, P, or N and Dipole Moments
Inter-molecular Forces
100
200
300
400
500

4. Round 2 – Chapters 8 and 9
Click to go to Round 2

5. Most atoms want 8 valence electrons to become stable.
Vocabulary 100
What is the octet rule?
Most atoms want 8 valence electrons to become stable.

6. The whole number ratio of ions in an ionic compound.
Vocabulary 200
What is a formula unit?
The whole number ratio of ions in an ionic compound.

7. Vocabulary 300 What is the electron sea model?
A model that shows mobile electrons in metals.

8. Vocabulary 400 What is a coordination number?
The number of oppositely charged ions surrounding an ion in a crystal.

9. Vocabulary 500
What is a substitutional alloy and an interstitial alloy? (Include a picture.)
In a substitutional alloy, new metal atoms of a similar size replace existing metal atoms.
In an interstitial alloy, new smaller metal atoms are inserted in between existing metal atoms.

10. Lewis Dot and Electron Configuration 100
Draw the Lewis dot structure for a nitrogen atom.

11. Lewis Dot and Electron Configuration 200
Draw the Lewis dot structure for a helium atom.

12. Lewis Dot and Electron Configuration 300
Write the standard electron configuration for a magnesium ion.
Mg+2 = 1s22s22p6

13. Lewis Dot and Electron Configuration 400
Write the standard electron configuration for a phosphide ion.
P-3 = 1s22s22p63s23p6

14. Lewis Dot and Electron Configuration 500
Write the standard electron configuration for a bromide ion.
Br- = 1s22s22p63s23p63d104s24p6

15. Electrostatic forces between oppositely charged ions.
Ionic Compounds 100
What is an ionic bond?
Electrostatic forces between oppositely charged ions.

16. What is the net charge on the compound sodium oxide?
Ionic Compounds 200
What is the net charge on the compound sodium oxide?

17. Ionic Compounds 300
What happens to a potassium ion in order to become stable? What charge does it have?
loses 1 e-
charge = +1

18. Which of the following would form an ionic compound?
Ionic Compounds 400
Which of the following would form an ionic compound?
oxygen and chlorine or
barium and sulfur
barium and sulfur

19. Ionic Compounds 500 What are 4 characteristics of an ionic compound?
metal and nonmetal
cation and anion
formed by ionic bonds
crystalline solids
high melting point
conducts electricity when molten or aqueous
neutral

20. Lewis Dot Structures 100
Draw the Lewis dot structure for CF4. (Honors needs to draw the 3-D structure, list the shape, and show resonance if applicable.)
tetrahedral

21. Lewis Dot Structures 200
Draw the Lewis dot structure for CO. (Honors needs to draw the 3-D structure, list the shape, and show resonance if applicable.)
linear possible
resonance

22. Lewis Dot Structures 300
Draw the Lewis dot structure for PCl3. (Honors needs to draw the 3-D structure, list the shape, and show resonance if applicable.)
trigonal pyramidal
needs e- on Cl.

23. Lewis Dot Structures 400
Draw the Lewis dot structure for CO3-2. (Honors needs to draw the 3-D structure, list the shape, and show resonance if applicable.)
trigonal planar

24. Lewis Dot Structures 500
Draw the Lewis dot structure for SF4. (Honors needs to draw the 3-D structure, list the shape, and show resonance if applicable.)
see-saw
needs e- on F

25. Ionic, Polar, or Nonpolar and Dipole Moments 100
Is a Li-N bond polar, nonpolar, or ionic?
ionic

26. Ionic, Polar, or Nonpolar and Dipole Moments 200
Is a B-H bond polar, nonpolar, or ionic?
nonpolar

27. Ionic, Polar, or Nonpolar and Dipole Moments 300
Is an Si-O bond polar, nonpolar, or ionic?
polar

28. Ionic, Polar, or Nonpolar and Dipole Moments 400
Draw the dipole moment for an N-N bond.
N-N
none

29. Ionic, Polar, or Nonpolar and Dipole Moments 500
Draw the dipole moment for an I-C bond.
I-C

30. Intermolecular Forces 100
Does an H2 molecule experience London dispersion forces, dipole-dipole attractions, or hydrogen bonding?
London dispersion forces

31. Intermolecular Forces 200
Does an HF molecule experience London dispersion forces, dipole-dipole attractions, or hydrogen bonding?
hydrogen bonding

32. Intermolecular Forces 300
Does a PF5 molecule experience London dispersion forces, dipole-dipole attractions, or hydrogen bonding?
dipole-dipole attractions

33. Intermolecular Forces 400
Does an NO2 molecule experience London dispersion forces, dipole-dipole attractions, or hydrogen bonding?
London dispersion forces

34. Intermolecular Forces 500
Does an Se-Br bond experience London dispersion forces, dipole-dipole attractions, or hydrogen bonding?
London dispersion forces

35. Prefixes and Polyatomic Ions
Vocabulary
Rules
Prefixes and Polyatomic Ions
Name the Compound
Write the Formula
Surprise
200
400
600
800
1000

36. Vocabulary 200
What is the difference between a polar and a nonpolar bond?
A polar bond is where electrons are shared unequally.
A nonpolar bond is where electrons are shared equally.

37. Vocabulary 400 What is a coordinate covalent bond?
A bond in which one atom donates both electrons to be shared.

38. Vocabulary 600
What is the difference between intermolecular forces and intramolecular forces?
Intermolecular forces are between multiple molecules.
Intramolecular forces are within ONE molecule.

39. Vocabulary 800
What is bond dissociation energy and how does it change for different bonds?
Bond dissociation energy is the energy needed to break a bond.
single < double < triple

40. What is the difference in a molecular formula and a formula unit?
Vocabulary 1000
What is the difference in a molecular formula and a formula unit?
A molecular formula shows the exact number and types of atoms in a molecule. A formula unit shows the lowest whole-number ratio of ions in a crystal.

41. Rules 200 When do you add prefixes to a name?
When the compound only contains nonmetals.

42. What type of elements need roman numerals in the name?
Rules 400
What type of elements need roman numerals in the name?
transition metals

43. Rules 600
When an acid contains oxygen and the anion ends in –ate, what do you change the ending to?
-ic

44. Rules 800
When an acid contains oxygen and the anion ends in –ite, what do you change the ending to?
-ous

45. Rules 1000
When an acid does not contain oxygen, what do you add to the name? (no partial credit)
hydro- and -ic

46. Prefixes and Polyatomic Ions 200
What is the prefix for 4?
tetra-

47. Prefixes and Polyatomic Ions 400
What is the prefix for 7?
hepta-

48. Prefixes and Polyatomic Ions 600
What is the name for ClO4-?
perchlorate

49. Prefixes and Polyatomic Ions 800
What is the name for NO2-?
nitrite

50. Prefixes and Polyatomic Ions 1000
What is the formula (and charge) for oxalate?
C2O4-2

51. Name the following compound: CaCO3
Name the Compound 200
Name the following compound: CaCO3
calcium carbonate

52. silicon tetrachloride
Name the Compound 400
Name the following compound: SiCl4
silicon tetrachloride

53. Name the following compound: SnCr2O7
Name the Compound 600
Name the following compound: SnCr2O7
tin (II) dichromate

54. Name the following compound: PbCrO4
Name the Compound 800
Name the following compound: PbCrO4
lead (II) chromate

55. Name the following compound: HNO3
Name the Compound 1000
Name the following compound: HNO3
nitric acid

56. Write the formula for the following compound: potassium permanganate
KMnO4

57. Write the formula for the following compound: trisilicon tetranitride
Si3N4

58. Write the formula for the following compound: copper (II) nitrite
Cu(NO2)2

59. Write the formula for the following compound: carbon tetrabromide
CBr4

60. Write the formula for the following compound: acetic acid
HC2H3O2

61. What electrons are involved in bonding?
Surprise 200
What electrons are involved in bonding?
valence electrons

62. Would BaBr2 be a molecular or ionic compound?
Surprise 400
Would BaBr2 be a molecular or ionic compound?
ionic

63. Surprise 600
List the intermolecular forces in order of weakest to strongest.
London < Dipole < Hydrogen
dispersion dipole bonding

64. Surprise 800
When placed between oppositely charged metal plates, which end of a water molecule would be attracted to the negative plate.
hydrogen

65. Which bond is the most polar?
Surprise 1000
Which bond is the most polar?
H-F, H-C, H-H, or H-N
H-F