1. Take out a pencil
Take out your “Study Guide”
Also, take out:
You can use these on the test!
(1)Electronic Configurations Reference Sheet
(2)The Periodic Table
(3)Periodic Table Blocks Reference Sheet

2. Which statement is true about the charges assigned to an electron and a proton? (A) Both an electron and a proton are positive. (B) An electron is positive and a proton is negative. (C) An electron is negative and a proton is positive. (D) Both an electron and a proton are negative.

3. Which statement is true about the charges assigned to an electron and a proton? (A) Both an electron and a proton are positive. (B) An electron is positive and a proton is negative. (C) An electron is negative and a proton is positive. (D) Both an electron and a proton are negative.

4. Which pair of symbols represents a metalloid and a noble gas
Which pair of symbols represents a metalloid and a noble gas? (A) Si and Bi (B) As and Ar (C) Ge and Te (D) Ne and Xe

5. Which pair of symbols represents a metalloid and a noble gas
Which pair of symbols represents a metalloid and a noble gas? (A) Si and Bi (B) As and Ar (C) Ge and Te (D) Ne and Xe

6. What is the total number of electrons in an atom of potassium (K)
What is the total number of electrons in an atom of potassium (K)? (A) 18 (B) 19
(C) 20
(D) 39

7. What is the total number of electrons in an atom of potassium (K)
What is the total number of electrons in an atom of potassium (K)? (A) 18 (B) 19
(C) 20
(D) 39

8. On the modern Periodic Table, the elements are arranged in order of increasing (A) atomic mass (B) atomic number (C) mass number (D) oxidation number

9. On the modern Periodic Table, the elements are arranged in order of increasing (A) atomic mass (B) atomic number (C) mass number (D) oxidation number

10. What can be determined if only the atomic number of an atom is known
What can be determined if only the atomic number of an atom is known? (A) the total number of neutrons in the atom, only (B) the total number of protons in the atom, only (C) the total number of protons and the total number of neutrons in the atom (D) the total number of protons and the total number of electrons in the atom

11. What can be determined if only the atomic number of an atom is known
What can be determined if only the atomic number of an atom is known? (A) the total number of neutrons in the atom, only (B) the total number of protons in the atom, only (C) the total number of protons and the total number of neutrons in the atom (D) the total number of protons and the total number of electrons in the atom

12. Which Group 4A(14) element is a metalloid
Which Group 4A(14) element is a metalloid? (A) tin (B) silicon (C) lead (D) carbon

13. Which Group 4A(14) element is a metalloid
Which Group 4A(14) element is a metalloid? (A) tin (B) silicon (C) lead (D) carbon

14. A. 2 g/cm3 B. 2.0 g/cm3 C. 0.5 g/cm3 D. 0.50 g/cm3
The mass of a solid is 3.60 grams and its volume is 1.8 cubic centimeters. What is the density of the solid, expressed to the correct number of significant figures?
A. 2 g/cm3
B. 2.0 g/cm3
C. 0.5 g/cm3
D g/cm3

15. A. 2 g/cm3 B. 2.0 g/cm3 C. 0.5 g/cm3 D. 0.50 g/cm3
The mass of a solid is 3.60 grams and its volume is 1.8 cubic centimeters. What is the density of the solid, expressed to the correct number of significant figures?
A. 2 g/cm3
B. 2.0 g/cm3
C. 0.5 g/cm3
D g/cm3

16. What is the total number of valence electrons in an atom of (Ge) germanium in the ground state? (A) 8 (B) 2 (C) 14 (D) 4

17. What is the total number of valence electrons in an atom of (Ge) germanium in the ground state? (A) 8 (B) 2 (C) 14 (D) 4

18. Which element is classified as a metalloid (semi-metal)?
A. sulfur
B. silicon
C. barium
D. bromine

19. Which element is classified as a metalloid (semi-metal)?
A. sulfur
B. silicon
C. barium
D. bromine

20. Which subatomic particle is negatively charged
Which subatomic particle is negatively charged? (A) electron (B) neutron (C) positron (D) proton

21. Which subatomic particle is negatively charged
Which subatomic particle is negatively charged? (A) electron (B) neutron (C) positron (D) proton

22. Identify the cation: F- Ag
Li+
O2-

23. Identify the cation: F- Ag
Li+
O2-

24. Which measurement contains three significant figures?
A cm
B cm
C. 800 cm
D cm

25. Which measurement contains three significant figures?
A cm
B cm
C. 800 cm
D cm

26. A. 1A, 2A, and 3A B. 2A, 3A, and 4A C. 4A, 5A, and 6A
Which three groups of the Periodic Table contain the most elements classified as metalloids?
A. 1A, 2A, and 3A
B. 2A, 3A, and 4A
C. 4A, 5A, and 6A
D. 6A, 7A, and 8A

27. A. 1A, 2A, and 3A B. 2A, 3A, and 4A C. 4A, 5A, and 6A
Which three groups of the Periodic Table contain the most elements classified as metalloids?
A. 1A, 2A, and 3A
B. 2A, 3A, and 4A
C. 4A, 5A, and 6A
D. 6A, 7A, and 8A

28. Which set of elements contains a metalloid?
A. K, Mn, As, Ar
B. Li, Mg, Ca, Kr
C. Ba, Ag, Sn, Xe
D. Fr, F, O, Rn

29. Which set of elements contains a metalloid?
A. K, Mn, As, Ar
B. Li, Mg, Ca, Kr
C. Ba, Ag, Sn, Xe
D. Fr, F, O, Rn

30. Identify the anion:
A. F-
B. NH4+
C. Ne
D. Be2+

31. Identify the anion:
A. F-
B. NH4+
C. Ne
D. Be2+

32. All the isotopes of a given atom have
A. the same mass number and the same atomic number
B. the same mass number but different atomic numbers
C. different mass numbers but the same atomic number
D. different mass numbers and different atomic numbers

33. All the isotopes of a given atom have
A. the same mass number and the same atomic number
B. the same mass number but different atomic numbers
C. different mass numbers but the same atomic number
D. different mass numbers and different atomic numbers

34. In which shell are the valence electrons of the elements in Period 2 found?
B. 2
C. 3
D. 4

35. In which shell are the valence electrons of the elements in Period 2 found?
B. 2
C. 3
D. 4

36. Which mass measurement contains four significant figures?
A g
B g
C g
D g

37. Which mass measurement contains four significant figures?
A g
B g
C g
D g

38. As the elements in Period 3 are considered from left to right, they tend to:
A. lose electrons more readily and increase in metallic character
B. lose electrons more readily and increase in nonmetallic character
C. gain electrons more readily and increase in metallic character
D. gain electrons more readily and increase in nonmetallic character

39. As the elements in Period 3 are considered from left to right, they tend to:
A. lose electrons more readily and increase in metallic character
B. lose electrons more readily and increase in nonmetallic character
C. gain electrons more readily and increase in metallic character
D. gain electrons more readily and increase in nonmetallic character

40. Which element is a metalloid? (A) Al (B) Ar (C) As (D) Au

41. Which element is a metalloid? (A) Al (B) Ar (C) As (D) Au

42. All samples of an element are composed of atoms with the same
(A)atomic mass
(B)atomic number
(C)number of nucleons
(D)number of neutrons

43. All samples of an element are composed of atoms with the same
(A)atomic mass
(B)atomic number
(C)number of nucleons
(D)number of neutrons

44. In a sample of the element potassium (K), each atom has
A- 19 protons
B- 19 neutrons
C- 39 neutrons
D- 39 protons

45. In a sample of the element potassium (K), each atom has
A- 19 protons
B- 19 neutrons
C- 39 neutrons
D- 39 protons

46. The atoms in a sample of an element must contain nuclei with the same number of
A- electrons
B- protons
C- neutrons
D- nucleons

47. The atoms in a sample of an element must contain nuclei with the same number of
A- electrons
B- protons
C- neutrons
D- nucleons

48. Which two particles have opposite charges?
(A) an electron and a neutron
(B) an electron and a proton
(C) a proton and a neutron
(D) a proton and a positron

49. Which two particles have opposite charges?
(A) an electron and a neutron
(B) an electron and a proton
(C) a proton and a neutron
(D) a proton and a positron

50. Which principal energy level contains only s and p sublevels?
A- level 1
B- level 2
C- level 3
D- level 4

51. Which principal energy level contains only s and p sublevels?
A- level 1
B- level 2
C- level 3
D- level 4

52. Which measurement has the greatest number of significant figures?
A mg
B mg
C mg
D mg

53. Which measurement has the greatest number of significant figures?
A mg
B mg
C mg
D mg

54. All the atoms of argon have the same
A- atomic mass
B- atomic number
C- number of neutrons
D- number of nucleons

55. All the atoms of argon have the same
A- atomic mass
B- atomic number
C- number of neutrons
D- number of nucleons

56. Neutral atoms of the same element can differ in their number of
A- neutrons
B- positrons
C- protons
D- electrons

57. Neutral atoms of the same element can differ in their number of
A- neutrons
B- positrons
C- protons
D- electrons

58. The chemical properties of calcium (Ca) are most similar to the chemical properties of
(B) K
(C) Mg
(D) Sc

59. The chemical properties of calcium (Ca) are most similar to the chemical properties of
(B) K
(C) Mg
(D) Sc

60. Two atoms will always have the same atomic number if they have the same
A- mass number
B- number of protons
C- number of neutrons
D- number of nucleons

61. Two atoms will always have the same atomic number if they have the same
A- mass number
B- number of protons
C- number of neutrons
D- number of nucleons

62. What is the maximum number of orbitals in a d sublevel?
C- 3
D- 7

63. What is the maximum number of orbitals in a d sublevel?
C- 3
D- 7

64. What is 10 degrees Celsius in Kelvin temperature?

65. What is 10 degrees Celsius in Kelvin temperature?

66. Which term refers to the region of an atom where an electron is most likely to be found?
A.orbital
B.orbit
C.quantum
D.spectrum

67. Which term refers to the region of an atom where an electron is most likely to be found?
A.orbital
B.orbit
C.quantum
D.spectrum

68. What is the mass number of an atom which contains 28 protons, 28 electrons and 34 neutrons?

69. What is the mass number of an atom which contains 28 protons, 28 electrons and 34 neutrons?

70. Neutral atoms of 35Cl and 37Cl differ with respect to their number of
A. electrons
B. protons
C. neutrons
D. positrons

71. Neutral atoms of 35Cl and 37Cl differ with respect to their number of
A. electrons
B. protons
C. neutrons
D. positrons

72. Which element is a member of the halogen family?
A.K
B.B
C.I
D.S

73. Which element is a member of the halogen family?
A.K
B.B
C.I
D.S

74. The metalloids that are included in Group 5A (15) are antimony (Sb) and
B. P
C. As
D. Bi

75. The metalloids that are included in Group 5A (15) are antimony (Sb) and
B. P
C. As
D. Bi

76. What is this Kelvin temperature in Celsius?
27 degrees Celsius
100 degrees Celsius
-100 degrees Celsius
573 degrees Celsius

77. What is this Kelvin temperature in Celsius?
27 degrees Celsius
100 degrees Celsius
-100 degrees Celsius
573 degrees Celsius

78. Which particles account for most of the mass of the atom?
A.protons and neutrons
B.protons and electrons
C.neutrons and electrons
D.neutrons and positrons

79. Which particles account for most of the mass of the atom?
A.protons and neutrons
B.protons and electrons
C.neutrons and electrons
D.neutrons and positrons

80. How many protons are in the nucleus of an atom of beryllium (Be)?
D.4

81. How many protons are in the nucleus of an atom of beryllium (Be)?
D.4

82. All isotopes of a given element must have the same
A.atomic mass
B.atomic number
C.mass number
D.number of neutrons

83. All isotopes of a given element must have the same
A.atomic mass
B.atomic number
C.mass number
D.number of neutrons

84. Which sublevel configuration correctly represents a completely filled third principal energy level?
A. 3s2 3p6 3d8
B. 3s2 3p2 3d10
C. 3s2 3p6 3d10
D. 3s2 3p6 3d5

85. Which sublevel configuration correctly represents a completely filled third principal energy level?
A. 3s2 3p6 3d8
B. 3s2 3p2 3d10
C. 3s2 3p6 3d10
D. 3s2 3p6 3d5

86. The total number of electrons in a neutral atom of every element is always equal to the atom’s
A.mass number
B.number of neutrons
C.number of protons
D.number of nucleons

87. The total number of electrons in a neutral atom of every element is always equal to the atom’s
A.mass number
B.number of neutrons
C.number of protons
D.number of nucleons

88. Which atom has a nucleus that contains 13 protons and 14 neutrons?
A.Mg
B.Be
C.Al
D.N

89. Which atom has a nucleus that contains 13 protons and 14 neutrons?
A.Mg
B.Be
C.Al
D.N

90. An atom that contains 8 protons, 8 electrons, and 9 neutrons has
A.an atomic number of 9
B.an atomic number of 16
C.a mass number of 17
D.a mass number of 25

91. An atom that contains 8 protons, 8 electrons, and 9 neutrons has
A.an atomic number of 9
B.an atomic number of 16
C.a mass number of 17
D.a mass number of 25

92. More than two-thirds of the elements of the Periodic Table are classified as
A.metalloids
B.metals
C.nonmetals
D.noble gases

93. More than two-thirds of the elements of the Periodic Table are classified as
A.metalloids
B.metals
C.nonmetals
D.noble gases

94. Identify the polyatomic ion:
A. F-
B. NH4+
C. Ne
D. Be2+

95. Identify the polyatomic ion:
A. F-
B. NH4+
C. Ne
D. Be2+

96. To which group do the alkaline earth metals belong?
A. 1A
B. 2A
C. 7A
D. 8A

97. To which group do the alkaline earth metals belong?
A. 1A
B. 2A
C. 7A
D. 8A

98. Which element is in Group 2A and Period 7 of the Periodic Table?
A.magnesium
B.manganese
C.radium
D.radon

99. Which element is in Group 2A and Period 7 of the Periodic Table?
A.magnesium
B.manganese
C.radium
D.radon

100. An atom in the ground state contains 8 valence electrons
An atom in the ground state contains 8 valence electrons. This atom is classified as a
A.metal
B.semimetal
C.noble gas
D.halogen

101. An atom in the ground state contains 8 valence electrons
An atom in the ground state contains 8 valence electrons. This atom is classified as a
A.metal
B.semimetal
C.noble gas
D.halogen

102. Which element is so active chemically that it occurs naturally only in compounds?
A. potassium (K)
B. silver (Ag)
C. copper (Cu)
D. sulfur (S)

103. Which element is so active chemically that it occurs naturally only in compounds?
A. potassium (K)
B. silver (Ag)
C. copper (Cu)
D. sulfur (S)

104. A.Period 1 B.Period 2 C.Period 3 D.Period 4
Which period of the Periodic Table contains more metallic elements than nonmetallic elements?
A.Period 1
B.Period 2
C.Period 3
D.Period 4

105. A.Period 1 B.Period 2 C.Period 3 D.Period 4
Which period of the Periodic Table contains more metallic elements than nonmetallic elements?
A.Period 1
B.Period 2
C.Period 3
D.Period 4

106. Which element in Period 5 of the Periodic Table is a transition element?
A.Sr
B.Sb
C.Ag
D.Xe

107. Which element in Period 5 of the Periodic Table is a transition element?
A.Sr
B.Sb
C.Ag
D.Xe

108. Which element in Period 5 of the Periodic Table is a transition element?
A.Sr
B.Sb
C.Ag
D.Xe

109. The atoms of the elements in Group 2A have the same
A.mass number
B.atomic number
C.number of protons
D.number of valence electrons

110. The atoms of the elements in Group 2A have the same
A.mass number
B.atomic number
C.number of protons
D.number of valence electrons

111. Which element has an atom in the ground state with a total of three valence electrons?
(A) aluminum (Al)
(B) lithium (Li)
(C) phosphorus (P)
(D) scandium (Sc)

112. Which element has an atom in the ground state with a total of three valence electrons?
(A) aluminum (Al)
(B) lithium (Li)
(C) phosphorus (P)
(D) scandium (Sc)

113. Magnesium (Mg) and calcium (Ca) have similar chemical properties because a magnesium atom and a calcium atom have the same:
(A) atomic number
(B) mass number
(C) total number of electron shells
(D) total number of valence electrons

114. Magnesium (Mg) and calcium (Ca) have similar chemical properties because a magnesium atom and a calcium atom have the same:
(A) atomic number
(B) mass number
(C) total number of electron shells
(D) total number of valence electrons

115. What is the mass number of a carbon atom that contains six protons, eight neutrons, and six electrons?
(A) 6
(B) 8
(C) 14
(D) 20

116. What is the mass number of a carbon atom that contains six protons, eight neutrons, and six electrons?
(A) 6
(B) 8
(C) 14
(D) 20

117. Match the Following:
__1. Cation __2. Halogen __3. Inner transition metal __4. Representative Elements __5. Anion
Ion with a negative (-) charge
An element in Group 7A
Elements located in the f-block of the periodic table
Ion with a positive (+) charge
Elements located in s & p blocks of the periodic table

118. Match the Following:
D 1. Cation B 2. Halogen C 3. Inner transition metal E 4. Representative Elements A 5. Anion
Ion with a negative (-) charge
An element in Group 7A
Elements located in the f-block of the periodic table
Ion with a positive (+) charge
Elements located in s & p blocks of the periodic table

119. Write the electronic configurations for the following elements:
Hydrogen (H):_______________________
Aluminum (Al):_______________________
Neon (Ne):_________________________ _

120. Write the electronic configurations for the following elements:
(H): 1s1
(Al): 1s22s22p63s2 3p1
(Ne): 1s22s22p6

121. C: 6 __?__ 6 __?__ 6 Ar: _?_ 40 18 22 _?_ He: 2 4 2 __?__ 2
Complete the table:
Atomic # Mass# Protons Neutrons Electrons
C: __?__ __?__
Ar: _?_ _?_
He: __?__

122. GOOD LUCK! You now have (2) teachers to help you! Come for extra help!
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Ms. Chudy and Ms. Garg will be available for extra help after school!