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6.1 Organizing the Elements, 6.
Classifying the Elements, Review for 6.
Classifying Elements Quiz Questions &
Answers
Chemists use the ___________ of elements to sort them into groups. - ANSWERSproperties The periodic table organizes the elements into vertical __________ and horizontal __________ - ANSWERSgroups; Periods or rows The period table organizes the elements in order of increasing ___________ - ANSWERSatomic number The table is constructed so that elements that have similar chemical properties are in the same ____________ - ANSWERSgroup What have a higher luster, or sheen, when cut? - ANSWERSmetals What state are most nonmetals at when at room temperature - ANSWERSgas What are elements with properties that are similar to those of metals and nonmetals called? - ANSWERSmetalloids Across the period table, the properties of elements become ________ metallic and _________ nonmetallic - ANSWERSless; more In his periodic table, Medeleev arranged the elements in order of atomic number (T/F) - ANSWERSFalse
There are six periods in a period table (T/F) - ANSWERSFalse Most elements in the period table are metals (T/F) - ANSWERSTrue The elements within a period have similar properties (T/F) - ANSWERSFalse A vertical column of elements in the period table (Metals, periods, group, nonmetals, metalloids) - ANSWERSgroup good conductors of heat and electric current (Metals, periods, group, nonmetals, metalloids) - ANSWERSmetals poor conductors of heat and electric current (Metals, periods, group, nonmetals, metalloids) - ANSWERSnonmetals have properties that are similar to those of metals and non metals (Metals, periods, group, nonmetals, metalloids) - ANSWERSmetalloids the horizontal rows of the periodic table (Metals, periods, group, nonmetals, metalloids) - ANSWERSperiods List the three properties of metals - ANSWERSgood conductors of heat and electric current; high luster; ductile; malleable; solids at room temperature Name two elements that have similar properties to those of chlorine - ANSWERSFluorine, bromine, iodine Name the three broad classes of elements - ANSWERSmetal metalloid nonmetal Which of these sets of elements have similar physical and chemical properties? a. oxygen, nitrogen, carbon, boron b. strontium, magnesium, calcium, beryllium c. nitrogen, neon, nickel, niobium - ANSWERSB: strontium, magnesium, calcium, beryllium Identify the element as metal, metalloid, or nonmetal A. Gold - ANSWERSmetal Identify the element as metal, metalloid, or nonmetal A. Sulfur - ANSWERSnonmetal Identify the element as metal, metalloid, or nonmetal. A. Silicon - ANSWERSMetalloid
Group 2A elements (alkali metals, inner transition metals, representative element, transition metal, noble gas, alkaline earth metals, halogens) - ANSWERSalkaline earth metals an element whose highest occupied s sub level and a nearby d sub level contains electrons (alkali metals, inner transition metals, representative element, transition metal, noble gas, alkaline earth metals, halogens) - ANSWERStransition metal an element whose highest occupied s sub level and a nearby f sub level generally contains electrons (alkali metals, inner transition metals, representative element, transition metal, noble gas, alkaline earth metals, halogens) - ANSWERSinner transition metal Group 1A elements (alkali metals, inner transition metals, representative element, transition metal, noble gas, alkaline earth metals, halogens) - ANSWERSalkali metals an element whose highest occupied s or p sublevels are partially filled (alkali metals, inner transition metals, representative element, transition metal, noble gas, alkaline earth metals, halogens) - ANSWERSrepresentative element Using Figure 6.9 and Figure 6.12, write the electron configurations of the following elements a. Carbon b. Strontium c. Vandium (1s²2s²2p⁶3s²3p⁶3d³4s² , 1s²2s²2p², 1s²2s²2p⁶3s²3p⁶3d¹ 4s²4p⁶5s² ) -⁰ ANSWERSCarbon: 1s²2s²2p² Strontium: 1s²2s²2p⁶3s²3p⁶3d¹ 4s²4p⁶5s²⁰ Vandium: 1s²2s²2p⁶3s²3p⁶3d³4s² Group 1A - ANSWERSalkali metals Group 2A - ANSWERSalkaline earth metals Group 7A - ANSWERShalogens Group 8A - ANSWERSnoble gases Helium (He) - ANSWERS1s Neon (Ne) - ANSWERS1s22s22p Argon (Ar) - ANSWERS1s22s22p63s23p Krypton (Kr) - ANSWERS1s22s22p63s23p62d104s24p
Representative Elements - ANSWERSGroup 1A-7A display a wide range of physical and chemical properties Group 1A (Representative Elements) - ANSWERSLithium (Li): 1s22s Neon (Ne): 1s22s22p63s Argon (Ar): 1s22s22p63s23p64s Group 4A (Representative Elements) - ANSWERSCarbon (C): 1s22s22p Silicon (Si): 1s22s22p63s23p Argon (Ar): 1s22s22p63s23p63d104s24p Transition Metals - ANSWERSGroup B displayed in the main body of a periodic table copper, silver, gold, and iron Inner transition metals - ANSWERSappear below the main body of the periodic table
