PPT-Periodic Groups and Trends

Periodic Table Periodicity regular variations or patterns of properties with increasing atomic weight Both chemical and physical properties vary in a periodic repeating pattern Group vertical column of elements family. and Reflection Groups. JG, October 2009. A periodic recurrence relation . with period 5. . A . Lyness. sequence: a ‘cycle’. . (R. C. . Lyness. , once mathematics teacher at . Bristol Grammar School.). . 9/8/15. Elements come in different sizes. Which do you think is the biggest and why?. Objective . Tonight’s Homework. To determine which element is the biggest . none. Trends in the Periodic Table. Trends and Similarities. Trends of the Periodic Table:. At the conclusion of our time together, you should be able to:. . Give a trend across and down the Periodic Table for metallic characteristics, reactivity, atomic radius and ion radius, . The most awesome chemistry tool ever!. Unit Objectives:. Understand the history of who built up the periodic table, how they did it, and what law was made. Become familiar with structure of periodic table, how the e. Ga. . Standards. Students know . how to use the periodic table to identify . trends . in ionization energy, . electronegativity. , and the relative sizes of ions and atoms.. Definition: Half . of the distance between . Elemental Properties and Patterns. The Periodic Law. Dimitri. Mendeleev (1869/1871) was the first scientist to publish an organized periodic table of the known elements.. He was taking a chemistry course in Russia and tried to find a way to organize the periodic table. . L.O: To know what some early versions of the periodic table were, and to understand how the periodic table . is arranged now. Sunday, 30 August 2015. Look at the periodic table you’ve been given, and highlight any patterns you see. . Periodic table. Elements are arranged based on similarities in their properties. Dmitri Mendeleev is credited with our current periodic table. Even predicted the existence of elements that were not yet discovered(i.e. Gallium). What patterns exist on the periodic table?. Lesson Essential Question:. The Basics. The Basics. Metals, Nonmetals, Metalloids. There is a zig-zag or staircase line that divides the table.. Metals are on the left of the line, in . Law. Geneva High School. Section 5-1 History of the Periodic Table.  By 1860, more than 60 elements had been discovered, yet chemists had no way of organizing them or agreeing on basic properties of the element.. Section 1. Development of the Modern Periodic Table. The periodic table evolved over time as scientists discovered more useful ways to compare and organize the elements.. Section 1: . Development of the Modern Periodic Table. 1. .. . A brief Intro to . Mendeleev’s . Periodic Table:. The Periodic . Law. 2. Modern . Periodic Table. 3. .. Classifying . Periodic Table:. Groups & Periods. Main Groups & Transition Metals. m. etal. nonmetal. metalloid. malleable. ductile. atomic . radius. electronegativity. ionization energy. shielding. “Wolfram”, . Viza. . Arlington, 2010. Trend. What is a trend?. a pattern or direction. The . periodic table . organizes 118 elements into groups with similar properties and places them in order of increasing atomic mass. .. Learning Goal . . Use the periodic table to identify the group and the period of an element; identify the element as a metal, a nonmetal, or a metalloid..