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Periodic Table Fundamentals, Exams of Nursing

Abilene Christian University (ACU)Nursing

A comprehensive overview of the key concepts and principles related to the periodic table of elements. It covers topics such as the classification of elements, their properties, and the trends observed within the periodic table. The document delves into the various groups and families of elements, including alkali metals, alkaline earth metals, halogens, and noble gases, as well as the characteristics of these groups. It also explores the concepts of valence, oxidation state, electronegativity, and ionization energy, and how these properties change across the periodic table. Additionally, the document discusses the contributions of renowned chemists, such as mendeleev, moseley, and newlands, to the development of the periodic table. This resource is valuable for students and researchers interested in understanding the fundamental principles and applications of the periodic table.

Typology: Exams

2023/2024

Available from 08/13/2024

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Periodicity
alkali metals - correct answer ✔✔Li, Na, K, Rb, Cs, Fr Group 1 (IA)
alkali - correct answer ✔✔'Plant ash'; having a pH > 7; basic
valence - correct answer ✔✔charge of an atom
valence shell - correct answer ✔✔outermost electron shell
oxidation state - correct answer ✔✔another term for charge of an atom
alkaline earth metals - correct answer ✔✔Be, Mg, Ca, Sr, Ba, Ra;Group 2 or IIA
chalcogens - correct answer ✔✔O, S, Se, Te, Po;Group 16 or VIA
electron affinity - correct answer ✔✔the amount of energy involved in the addition of one electron to an
atom
electronegativity - correct answer ✔✔A measure of the ability of an atom to attract electrons
ionization energy - correct answer ✔✔the amount of energy needed to remove one electron from an
atom
group - correct answer ✔✔a family; elements in the same column
family - correct answer ✔✔a group; elements in the same column
halogens - correct answer ✔✔F, Cl, Br, I , At;Group 17 or VIIA
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Periodicity

alkali metals - correct answer ✔✔Li, Na, K, Rb, Cs, Fr Group 1 (IA) alkali - correct answer ✔✔'Plant ash'; having a pH > 7; basic valence - correct answer ✔✔charge of an atom valence shell - correct answer ✔✔outermost electron shell oxidation state - correct answer ✔✔another term for charge of an atom alkaline earth metals - correct answer ✔✔Be, Mg, Ca, Sr, Ba, Ra;Group 2 or IIA chalcogens - correct answer ✔✔O, S, Se, Te, Po;Group 16 or VIA electron affinity - correct answer ✔✔the amount of energy involved in the addition of one electron to an atom electronegativity - correct answer ✔✔A measure of the ability of an atom to attract electrons ionization energy - correct answer ✔✔the amount of energy needed to remove one electron from an atom group - correct answer ✔✔a family; elements in the same column family - correct answer ✔✔a group; elements in the same column halogens - correct answer ✔✔F, Cl, Br, I , At;Group 17 or VIIA

inner transition metals - correct answer ✔✔the two rows of elements set off by themselves lanthanide series - correct answer ✔✔the rare-earth elements with atomic numbers 57 through 71; actinide series - correct answer ✔✔a group of 14 elements following actinium law of octaves - correct answer ✔✔similar properties of elements are repeated for every eighth element metallic character - correct answer ✔✔a chemical property associated with a low ionization energy metals - correct answer ✔✔elements left of the zig-zag line; they tend to lose electrons readily noble gases - correct answer ✔✔He, Ne, Ar, Kr, Xe, Rn; Group 18 or VIII nonmetals - correct answer ✔✔elements right of the zig-zag line; they tend to gain or share electrons period - correct answer ✔✔a horizontal row of elements periodic law - correct answer ✔✔the physical and chemical properties of the elements are periodic functions of theri atomic numbers representative elements - correct answer ✔✔elements in the A columns, semimetals - correct answer ✔✔B, Si, Ge, As, Sb, Te, Po, At; metalloids transition metals - correct answer ✔✔located in the center section; 3 - 12 (B columns) Dobereiner - correct answer ✔✔German chemist who grouped elements into triads

metallic character trend - correct answer ✔✔based on ionization energy; increases down a group; decreases across a period atomic radius trend - correct answer ✔✔size increases down a group; decreases across a period