Chapter 5 – The Periodic Table 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 b. The density c. The electrons d. The atomic number Question 3 The number 247.00 in the above figure represents: a. The atomic mass b. The density c. The electrons d. The atomic number Question 4 The atomic mass of an element is: a. Protons plus c. The number of electrons protons b. Twice the number of d. Protons plus neutrons protons Question 4 The atomic mass of an element is: a. Protons plus c. The number of electrons protons b. Twice the number of d. Protons plus neutrons protons Question 5 The unit for atomic mass is the: a. gram b. pound c. atomic mass unit d. newton Question 5 The unit for atomic mass is the: a. gram b. pound c. atomic mass unit d. newton Question 6 Mendeleev arranged the known chemical elements in a table according to increasing a. atomic number b. number of protons c. mass d. number of electrons Question 6 Mendeleev arranged the known chemical elements in a table according to increasing a. atomic number b. number of protons c. mass 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 b. mass number c. atomic 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 b. mass number c. atomic number d. isotope number Question 8 In the periodic table, the periods are the a. blocks of similar elements b. chemical families c. vertical columns d. horizontal rows Question 8 In the periodic table, the periods are the a. blocks of similar elements b. chemical families c. vertical columns 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 b. A is a group and B is a period c. A and B are both periods 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 b. A is a group and B is a period c. A and B are both periods 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 b. the transition metals c. the halogens d. the metalloids Question 10 Region 1 in the periodic table above is known as: a. the alkali metals b. the transition metals c. the halogens d. the metalloids Question 11 Region 2 in the periodic table above is known as: a. the transition metals b. the halogens c. the alkali metals d. the metalloids Question 11 Region 2 in the periodic table above is known as: a. the transition metals b. the halogens c. the alkali metals d. the metalloids Question 12 Region 3 in the periodic table above is known as: a. the transition metals b. the alkali metals c. the metalloids d. the halogens Question 12 Region 3 in the periodic table above is known as: a. the transition metals b. the alkali metals c. the metalloids 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 c. the metalloids b. all metals d. mostly metals Question 14 Region B in the periodic table above contains a. nonmetals c. 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 b. Two c. Five d. Three Question 16 How many valence electrons do members of the boron family have? a. One b. Two c. Five d. Three Question 17 The elements located in group 7A of the periodic table (also known as group 17) are called the: a. halogens b. noble gases c. alkaline earth metals 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 b. noble gases c. alkaline earth metals d. alkali metals Question 18 The elements in group 8A (also known as column 18) of the periodic table are called: a. alkali metals b. noble gases c. alkaline earth metals d. halogens Question 18 The elements in group 8A (also known as column 18) of the periodic table are called: a. alkali metals b. noble gases c. alkaline earth metals d. halogens Question 19 Which of the following categories includes the majority of the elements? a. Metalloids b. Metals c. Liquids d. Nonmetals Question 19 Which of the following categories includes the majority of the elements? a. Metalloids b. Metals c. Liquids d. Nonmetals Question 20 Which list of elements contains only metals? a. Potassium, calcium, sodium b. Oxygen, nitrogen, chlorine c. Potassium, sodium, oxygen d. Nitrogen, potassium, calcium Question 20 Which list of elements contains only metals? a. Potassium, calcium, sodium b. Oxygen, nitrogen, chlorine c. Potassium, sodium, oxygen d. Nitrogen, potassium, calcium Question 21 Which of the following is a transition metal? a. Boron b. Copper c. Nitrogen d. Potassium Question 21 Which of the following is a transition metal? a. Boron b. Copper c. Nitrogen d. Potassium Question 22 Malleability and ductility are characteristics of: a. nonmetals b. metalloids (semimetals) c. all elements d. metals Question 22 Malleability and ductility are characteristics of: a. nonmetals b. metalloids (semimetals) c. all elements d. metals Question 23 Elements that share properties of both metals and nonmetals are called a. noble gases b. metalloids c. alkali metals d. ions Question 23 Elements that share properties of both metals and nonmetals are called a. noble gases b. metalloids c. alkali metals d. ions Question 24 Nonmetals tend to be a. malleable b. good conductors of heat c. brittle d. ductile Question 24 Nonmetals tend to be a. malleable b. good conductors of heat c. brittle d. ductile Question 25 Elements that belong to the same group have the same number of a. electron shells b. valence electrons c. total electrons d. inner electrons Question 25 Elements that belong to the same group have the same number of a. electron shells b. valence electrons c. total electrons d. inner electrons Question 26 Looking at the alkali metals, the ability to react with other substances: a. varies in an unpredictable way b. does not change among members of the group c. decreases from top to bottom within 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 b. does not change among members of the group c. decreases from top to bottom within the group d. increases from top to bottom within the group Question 27 Which halogen is most likely to react? a. bromine (Br) b. fluorine (F) c. chlorine (Cl) d. iodine (I) Question 27 Which halogen is most likely to react? a. bromine (Br) b. fluorine (F) c. chlorine (Cl) 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 b. Lithium c. Potassium 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 b. Lithium c. Potassium d. Cesium Question 29 Two highly reactive elements in period 2 are the metal lithium and the nonmetal: a. Fluorine b. Boron c. Neon d. Arsenic Question 29 Two highly reactive elements in period 2 are the metal lithium and the nonmetal: a. Fluorine b. Boron c. Neon 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 d. most reactive nonmetals nonmetals Question 30 Group 7A (column 17) of the periodic table contains the a. most reactive metals c. least reactive metals b. least reactive d. most reactive nonmetals nonmetals Question 31 Atoms of the most reactive elements tend to have a. four or five valence electrons b. no valence electrons c. one or seven valence electrons d. eight valence electrons Question 31 Atoms of the most reactive elements tend to have a. four or five valence electrons b. no valence electrons c. one or seven 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 b. increases and then decreases c. increases d. decreases Question 32 As you move from LEFT to RIGHT across a period, the number of valence electrons a. stays the same b. increases and then decreases c. increases d. decreases Question 33 Compared with group 2A, the elements in group 5A have a. more valence electrons b. more atoms c. fewer valence electrons d. more isotopes Question 33 Compared with group 2A, the elements in group 5A have a. more valence electrons b. more atoms c. fewer valence electrons d. more isotopes Question 34 Which element is the most reactive? a. Francium (Fr) b. Lithium (Li) c. Potassium (K) d. Sodium (Na) Question 34 Which element is the most reactive? a. Francium (Fr) b. Lithium (Li) c. Potassium (K) d. Sodium (Na) Question 35 Which one of the following is the most reactive? a. Chlorine (Cl) b. Iodine (I) c. Fluorine (F) d. Bromine (Br) Question 35 Which one of the following is the most reactive? a. Chlorine (Cl) b. Iodine (I) c. Fluorine (F) d. Bromine (Br) Question 36 The amount of energy needed to remove an electron is a. Electronegativity b. Reactivity c. Ionization Energy d. Atomic Radius Question 36 The amount of energy needed to remove an electron is a. Electronegativity b. Reactivity c. Ionization Energy d. Atomic Radius Question 37 The ability of an atom to attract or gain an electron is a. Electron Activity b. Electronegativity c. Ionization Energy d. Reactivity Question 37 The ability of an atom to attract or gain an electron is a. Electron Activity b. Electronegativity c. Ionization Energy d. Reactivity Question 38 Ionization Energy across a period a. Increases from left to c. Increases from right right to left b. Decreases from left d. Does not change to right across a period Question 38 Ionization Energy across a period a. Increases from left to c. Increases from right right to left b. Decreases from left d. Does not change to right across a period Question 39 Electronegativity within a group a. Increases from top to bottom b. Increases from bottom to top c. Decreases from bottom to top d. Does not change within a group Question 39 Electronegativity within a group a. Increases from top to bottom b. Increases from bottom to top c. Decreases 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) b. Francium (Fr) c. Potassium (K) d. Cesium (Cs) Question 40 Which one of the following elements has the highest Ionization Energy? a. Lithium (Li) b. Francium (Fr) c. Potassium (K) d. Cesium (Cs) Question 41 Which one of the following elements has the lowest Ionization Energy? a. Lithium (Li) b. Francium (Fr) c. Potassium (K) d. Cesium (Cs) Question 41 Which one of the following elements has the lowest Ionization Energy? a. Lithium (Li) b. Francium (Fr) c. Potassium (K) d. Cesium (Cs) Question 42 Which one of the following elements has the highest Electronegativity? a. Chlorine (Cl) b. Fluorine (F) c. Neon (N) d. Bromine (Br) Question 42 Which one of the following elements has the highest Electronegativity? a. Chlorine (Cl) b. Fluorine (F) c. Neon (N) d. Bromine (Br) Question 43 Which one of the following elements has the lowest Electronegativity? a. Chlorine (Cl) b. Fluorine (F) c. Neon (N) d. Bromine (Br) Question 43 Which one of the following elements has the lowest Electronegativity? a. Chlorine (Cl) b. Fluorine (F) c. Neon (N) d. Bromine (Br) Question 44 Which one of the following elements has the largest atomic radius? a. Francium (Fr) b. Cesium (Cs) c. Uranium (U) d. Radon (Rn) Question 44 Which one of the following elements has the largest atomic radius? a. Francium (Fr) b. Cesium (Cs) c. Uranium (U) d. Radon (Rn) Question 45 Which one of the following elements has the smallest atomic Radius? a. Lithium (Li) b. Francium (Fr) c. Hydrogen (H) d. Helium (He) Question 45 Which one of the following elements has the smallest atomic Radius? a. Lithium (Li) b. Francium (Fr) c. Hydrogen (H) d. Helium (He)