1. Review Game

2.  What particle defines an element?

3.  Proton

4.  What charge do electrons have?

5.  (-) negative

6.  What charge do protons have?

7.  (+) positive

8.  What charge do neutrons have?

9.  0 neutral

10.  What particles are in the nucleus?

11.  protons and neutrons

12.  Who discovered the nucleus?

13.  Rutherford

14.  Who discovered the electron?

15.  Thomson

16.  What apparatus was used to discover the electron?

17.  Cathode Ray Tube

18.  What was the famous experiment called that led to the discovery of the nucleus?

19.  Gold Foil Experiment

20.  What was Thomson’s atomic model nicknamed?

21.  Chocolate-Chip-Cookie Dough Model or Plum Pudding Model

22.  Who is considered to be the scientist with the first atomic theory?

23.  Dalton

24.  What was the model called that shows electrons in specific paths around the nucleus?

25.  Planetary Model

26.  What is the modern theory of the atom called?

27.  Electron Cloud Theory or Quantum Mechanical Model

28.  What was Dalton’s atomic model nicknamed?

29.  Billiard Ball Model

30.  What law describes the fact that hydrogen and oxygen can form both water (H 2 O) and hydrogen peroxide (H 2 O 2 )?

31.  Law of Multiple Proportions

32.  What law describes the fact that for the substance carbon dioxide, the ratio of carbon to oxygen is always 1:2?

33.  Law of Definite Proportions

34.  What two parts to Dalton’s atomic theory have been proven to be incorrect?

35.  The atom is indivisible and that all atoms of a particular element are identical

36.  What particle represents the atomic number?

37.  proton

38.  What region of the atom is the combined mass of the protons and neutrons?

39.  nucleus

40.  What is the electron configuration of Nitrogen?

41.  1s 2 2s 2 2p 3 ↑↓ ↑↓ ↑ ↑ ↑

42.  How many electrons will an atom of phosphorus have if its charge is negative 3?

43.  18 e-

44.  What is the mass number of a silver atom with 47 protons, 62 neutrons and 46 electrons?

45.  109

46.  Write the nuclear symbol of an atom that has 53 protons, 75 neutrons and 54 electrons.

47.  128 I -1 53

48.  What element has the electron configuration 1s 2 2s 2 2p 6 3s 2 3p 6 4s 2 3d 4 ?

49.  Chromium

50.  In Uranium-240, what does the number 240 represent?

51.  Mass number

52.  What is the average atomic mass for the element chlorine with: 98.89% 12 C and 1.11% 13 C?

53.  12.01 amu

54.  What is the average atomic mass of chlorine with 75.53% 35 Cl and 24.47% 37 Cl?

55.  35.45 amu

56.  What element is represented by the following data? Mass numbers 28, 29, and 30 and relative abundances of 92.21%, 4.70% and 3.09% respectively?

57.  28.09 amu, Silicon

58.  How many electrons are possible in the third energy level?

59.  18

60.  How many electrons are possible in the 1 st energy level?

61. 22

62.  How many electrons are possible in the 2 nd energy level?

63. 88

64.  What rule states that electrons must enter orbitals of lowest energy first?

65.  Aufbau Principle

66.  How many orbitals are there in an “f” sublevel?

67. 77

68.  What rule states that electrons can enter orbitals of equal energy one at a time with spins parallel until all have one electron, and then the second electrons can enter the orbital with the opposite spin?

69.  Hund’s Rule

70.  What rule states that each orbital can only hold two electrons each with an opposite spin?

71.  Pauli-Exclusion Principle

72.  What is the difference between the mass number and the atomic mass of an element?

73.  Mass # = Protons + Neutrons, and atomic mass is the weighted average of all the naturally occurring isotopes of that element

74.  What is the probability of finding an electron in the electron cloud at a given time?

75.  90%

76.  If the electron is not in the electron cloud at a given time, where is it?

77.  outside the electron cloud

78.  What are the two things that are impossible to know at the same time about an electron?

79.  speed and position

80.  Given the following Isotopic/Nuclear symbol, how many protons, neutrons and electrons are in the following? 27 Al 3+ 13

81.  13, 14, 10

82.  Given the following Isotopic/Nuclear symbol, How many protons, neutrons and electrons are in the following? 79 Se 2- 34

83.  34, 45, 36

84.  Write the electron configuration for Lutetium.

85. 1s 2 2s 2 2p 6 3s 2 3p 6 4s 2 ↑↓ ↑↓ ↑↓ ↑↓ ↑↓ 3d 10 4p 6 5s 2 ↑↓ ↑↓ ↑↓ ↑↓ ↑↓ ↑↓ ↑↓ ↑↓ ↑↓ 4d 10 5p 6 6s 2 ↑↓ ↑↓ ↑↓ ↑↓ ↑↓ ↑↓ ↑↓ ↑↓ ↑↓ 4f 14 5d 1 ↑↓ ↑↓ ↑↓ ↑↓ ↑↓ ↑↓ ↑↓ ↑ __ __ __ __

86.  Draw the diagonal rule

88.  How many valence electrons does phosporus have?

89. 55

90.  Draw the Lewis Dot Diagram (Electron Dot diagram) for Phosporus

92.  Write the abbreviated(shorthand) electron configuration of Gold.

93.  Gold- Au (79 electrons)  [Xe]6s 2 4f 14 5d 9

94.  What is a Beta Particle?

95. 0 e

96.  What is an alpha particle?

97. 4 He 2

98.  Write the equation for the alpha decay of Uranium-235.

99. 235 4231 U → He + Th 92 2 90

100.  The half-life of Potassium-42 is 12.4 hours. How much of a 750 g sample is left after 62 hours?

101.  23.4 g