# Chapter 5 – The Periodic Table

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Chapter 5 – The Periodic Table
Unit 4 Exam Review

Question 1 The number 97 represents: a. the atomic number c.
the year Berkelium was discovered b. the atomic mass d. the density

Question 1 The number 97 represents: a. the atomic number c.
the year Berkelium was discovered b. the atomic mass d. the density

Question 2 What do the letters Bk represent in the above figure? a.
The highest filled electron cloud c. The family of berkelium b. The period of berkelium d. The chemical symbol of berkelium

Question 2 What do the letters Bk represent in the above figure? a.
The highest filled electron cloud c. The family of berkelium b. The period of berkelium d. The chemical symbol of berkelium

Question 3 The number 247.00 in the above figure represents: a.
The atomic mass c. The electrons b. The density d. The atomic number

Question 3 The number 247.00 in the above figure represents: a.
The atomic mass c. The electrons b. The density d. The atomic number

Question 4 The atomic mass of an element is: a. Protons plus electrons
The number of protons b. Twice the number of protons d. Protons plus neutrons

Question 4 The atomic mass of an element is: a. Protons plus electrons
The number of protons b. Twice the number of protons d. Protons plus neutrons

Question 5 The unit for atomic mass is the: a. gram c.
atomic mass unit b. pound d. newton

Question 5 The unit for atomic mass is the: a. gram c.
atomic mass unit b. pound d. newton

Question 6 Mendeleev arranged the known chemical elements in a table according to increasing a. atomic number c. mass b. number of protons d. number of electrons

Question 6 Mendeleev arranged the known chemical elements in a table according to increasing a. atomic number c. mass b. number of protons d. number of electrons

Question 7 When moving from left to right across a row of the periodic table, which of the following values increases by exactly one from element to element? a. atomic mass unit c. atomic number b. mass number d. isotope number

Question 7 When moving from left to right across a row of the periodic table, which of the following values increases by exactly one from element to element? a. atomic mass unit c. atomic number b. mass number d. isotope number

Question 8 In the periodic table, the periods are the a.
blocks of similar elements c. vertical columns b. chemical families d. horizontal rows

Question 8 In the periodic table, the periods are the a.
blocks of similar elements c. vertical columns b. chemical families d. horizontal rows

Question 9 The figure below shows a portion of a blank periodic table. Identify the segments labeled A and B. a. A and B are both groups c. A and B are both periods b. A is a group and B is a period d. A is a period and B is a group

Question 9 The figure below shows a portion of a blank periodic table. Identify the segments labeled A and B. a. A and B are both groups c. A and B are both periods b. A is a group and B is a period d. A is a period and B is a group

Question 10 Region 1 in the periodic table above is known as: a.
the alkali metals c. the halogens b. the transition metals d. the metalloids

Question 10 Region 1 in the periodic table above is known as: a.
the alkali metals c. the halogens b. the transition metals d. the metalloids

Question 11 Region 2 in the periodic table above is known as: a.
the transition metals c. the alkali metals b. the halogens d. the metalloids

Question 11 Region 2 in the periodic table above is known as: a.
the transition metals c. the alkali metals b. the halogens d. the metalloids

Question 12 Region 3 in the periodic table above is known as: a.
the transition metals c. the metalloids b. the alkali metals d. the halogens

Question 12 Region 3 in the periodic table above is known as: a.
the transition metals c. the metalloids b. the alkali metals d. the halogens

Question 13 Region A in the periodic table above contains a.
the metalloids c. nonmetals b. mostly metals d. all metals

Question 13 Region A in the periodic table above contains a.
the metalloids c. nonmetals b. mostly metals d. all metals

Question 14 Region B in the periodic table above contains a. nonmetals
the metalloids b. all metals d. mostly metals

Question 14 Region B in the periodic table above contains a. nonmetals
the metalloids b. all metals d. mostly metals

Question 15 Region C in the periodic table above contains a.
the metalloids c. nonmetals b. all metals d. mostly metals

Question 15 Region C in the periodic table above contains a.
the metalloids c. nonmetals b. all metals d. mostly metals

Question 16 How many valence electrons do members of the boron family have? a. One c. Five b. Two d. Three

Question 16 How many valence electrons do members of the boron family have? a. One c. Five b. Two d. Three

Question 17 The elements located in group 7A of the periodic table (also known as group 17) are called the: a. halogens c. alkaline earth metals b. noble gases d. alkali metals

Question 17 The elements located in group 7A of the periodic table (also known as group 17) are called the: a. halogens c. alkaline earth metals b. noble gases d. alkali metals

Question 18 The elements in group 8A (also known as column 18) of the periodic table are called: a. alkali metals c. alkaline earth metals b. noble gases d. halogens

Question 18 The elements in group 8A (also known as column 18) of the periodic table are called: a. alkali metals c. alkaline earth metals b. noble gases d. halogens

Question 19 Which of the following categories includes the majority of the elements? a. Metalloids c. Liquids b. Metals d. Nonmetals

Question 19 Which of the following categories includes the majority of the elements? a. Metalloids c. Liquids b. Metals d. Nonmetals

Question 20 Which list of elements contains only metals? a.
Potassium, calcium, sodium c. Potassium, sodium, oxygen b. Oxygen, nitrogen, chlorine d. Nitrogen, potassium, calcium

Question 20 Which list of elements contains only metals? a.
Potassium, calcium, sodium c. Potassium, sodium, oxygen b. Oxygen, nitrogen, chlorine d. Nitrogen, potassium, calcium

Question 21 Which of the following is a transition metal? a. Boron c.
Nitrogen b. Copper d. Potassium

Question 21 Which of the following is a transition metal? a. Boron c.
Nitrogen b. Copper d. Potassium

Question 22 Malleability and ductility are characteristics of: a.
nonmetals c. all elements b. metalloids (semimetals) d. metals

Question 22 Malleability and ductility are characteristics of: a.
nonmetals c. all elements b. metalloids (semimetals) d. metals

Question 23 Elements that share properties of both metals and nonmetals are called a. noble gases c. alkali metals b. metalloids d. ions

Question 23 Elements that share properties of both metals and nonmetals are called a. noble gases c. alkali metals b. metalloids d. ions

Question 24 Nonmetals tend to be a. malleable c. brittle b.
good conductors of heat d. ductile

Question 24 Nonmetals tend to be a. malleable c. brittle b.
good conductors of heat d. ductile

Question 25 Elements that belong to the same group have the same number of a. electron shells c. total electrons b. valence electrons d. inner electrons

Question 25 Elements that belong to the same group have the same number of a. electron shells c. total electrons b. valence electrons d. inner electrons

Question 26 Looking at the alkali metals, the ability to react with other substances: a. varies in an unpredictable way c. decreases from top to bottom within the group b. does not change among members of the group d. increases from top to bottom within the group

Question 26 Looking at the alkali metals, the ability to react with other substances: a. varies in an unpredictable way c. decreases from top to bottom within the group b. does not change among members of the group d. increases from top to bottom within the group

Question 27 Which halogen is most likely to react? a. bromine (Br) c.
chlorine (Cl) b. fluorine (F) d. iodine (I)

Question 27 Which halogen is most likely to react? a. bromine (Br) c.
chlorine (Cl) b. fluorine (F) d. iodine (I)

Question 28 Sodium reacts very violently when it comes in contact with water. Based on periodic trends, which of the following elements would be most dangerous to drop in water since it would react the fastest and most violently? a. Hydrogen c. Potassium b. Lithium d. Cesium

Question 28 Sodium reacts very violently when it comes in contact with water. Based on periodic trends, which of the following elements would be most dangerous to drop in water since it would react the fastest and most violently? a. Hydrogen c. Potassium b. Lithium d. Cesium

Question 29 Two highly reactive elements in period 2 are the metal lithium and the nonmetal: a. Fluorine c. Neon b. Boron d. Arsenic

Question 29 Two highly reactive elements in period 2 are the metal lithium and the nonmetal: a. Fluorine c. Neon b. Boron d. Arsenic

Question 30 Group 7A (column 17) of the periodic table contains the a.
most reactive metals c. least reactive metals b. least reactive nonmetals d. most reactive nonmetals

Question 30 Group 7A (column 17) of the periodic table contains the a.
most reactive metals c. least reactive metals b. least reactive nonmetals d. most reactive nonmetals

Question 31 Atoms of the most reactive elements tend to have a.
four or five valence electrons c. one or seven valence electrons b. no valence electrons d. eight valence electrons

Question 31 Atoms of the most reactive elements tend to have a.
four or five valence electrons c. one or seven valence electrons b. no valence electrons d. eight valence electrons

Question 32 As you move from LEFT to RIGHT across a period, the number of valence electrons a. stays the same c. increases b. increases and then decreases d. decreases

Question 32 As you move from LEFT to RIGHT across a period, the number of valence electrons a. stays the same c. increases b. increases and then decreases d. decreases

Question 33 Compared with group 2A, the elements in group 5A have a.
more valence electrons c. fewer valence electrons b. more atoms d. more isotopes

Question 33 Compared with group 2A, the elements in group 5A have a.
more valence electrons c. fewer valence electrons b. more atoms d. more isotopes

Question 34 Which element is the most reactive? a. Francium (Fr) c.
Potassium (K) b. Lithium (Li) d. Sodium (Na)

Question 34 Which element is the most reactive? a. Francium (Fr) c.
Potassium (K) b. Lithium (Li) d. Sodium (Na)

Question 35 Which one of the following is the most reactive? a.
Chlorine (Cl) c. Fluorine (F) b. Iodine (I) d. Bromine (Br)

Question 35 Which one of the following is the most reactive? a.
Chlorine (Cl) c. Fluorine (F) b. Iodine (I) d. Bromine (Br)

Question 36 The amount of energy needed to remove an electron is a.
Electronegativity c. Ionization Energy b. Reactivity d. Atomic Radius

Question 36 The amount of energy needed to remove an electron is a.
Electronegativity c. Ionization Energy b. Reactivity d. Atomic Radius

Question 37 The ability of an atom to attract or gain an electron is
Electron Activity c. Ionization Energy b. Electronegativity d. Reactivity

Question 37 The ability of an atom to attract or gain an electron is
Electron Activity c. Ionization Energy b. Electronegativity d. Reactivity

Question 38 Ionization Energy across a period a.
Increases from left to right c. Increases from right to left b. Decreases from left to right d. Does not change across a period

Question 38 Ionization Energy across a period a.
Increases from left to right c. Increases from right to left b. Decreases from left to right d. Does not change across a period

Question 39 Electronegativity within a group a.
Increases from top to bottom c. Decreases from bottom to top b. Increases from bottom to top d. Does not change within a group

Question 39 Electronegativity within a group a.
Increases from top to bottom c. Decreases from bottom to top b. Increases from bottom to top d. Does not change within a group

Question 40 Which one of the following elements has the highest Ionization Energy? a. Lithium (Li) c. Potassium (K) b. Francium (Fr) d. Cesium (Cs)

Question 40 Which one of the following elements has the highest Ionization Energy? a. Lithium (Li) c. Potassium (K) b. Francium (Fr) d. Cesium (Cs)

Question 41 Which one of the following elements has the lowest Ionization Energy? a. Lithium (Li) c. Potassium (K) b. Francium (Fr) d. Cesium (Cs)

Question 41 Which one of the following elements has the lowest Ionization Energy? a. Lithium (Li) c. Potassium (K) b. Francium (Fr) d. Cesium (Cs)

Question 42 Which one of the following elements has the highest Electronegativity? a. Chlorine (Cl) c. Neon (N) b. Fluorine (F) d. Bromine (Br)

Question 42 Which one of the following elements has the highest Electronegativity? a. Chlorine (Cl) c. Neon (N) b. Fluorine (F) d. Bromine (Br)

Question 43 Which one of the following elements has the lowest Electronegativity? a. Chlorine (Cl) c. Neon (N) b. Fluorine (F) d. Bromine (Br)

Question 43 Which one of the following elements has the lowest Electronegativity? a. Chlorine (Cl) c. Neon (N) b. Fluorine (F) d. Bromine (Br)

Question 44 Which one of the following elements has the largest atomic radius? a. Francium (Fr) c. Uranium (U) b. Cesium (Cs) d. Radon (Rn)

Question 44 Which one of the following elements has the largest atomic radius? a. Francium (Fr) c. Uranium (U) b. Cesium (Cs) d. Radon (Rn)

Question 45 Which one of the following elements has the smallest atomic Radius? a. Lithium (Li) c. Hydrogen (H) b. Francium (Fr) d. Helium (He)

Question 45 Which one of the following elements has the smallest atomic Radius? a. Lithium (Li) c. Hydrogen (H) b. Francium (Fr) d. Helium (He)