Slide 1 Aim: What are the Properties of Groups and how does the atomic radius change across a period and down a group ? DO Now: 1. Write down the electron configuration and…

Slide 1 Catalyst: The Springfield Nuclear Power Plant has discovered a new element called Homerium (Hm). Element Homerium (Hm) is located between sodium (Na) and potassium…

Slide 1 1/8/09 Warm Up: The observed regularities in the properties of the elements are periodic functions of their (1)Atomic numbers (2)Mass numbers (3)Oxidation states…

Slide 1 Slide 2 Copyright©2000 by Houghton Mifflin Company. All rights reserved. 1 Atomic Structure and Periodicity Chapter 7 Slide 3 Copyright©2000 by Houghton Mifflin…

Trends in the Periodic Table Trends in the Periodic Table Electronegativity Measures an atom's tendency to attract and form bonds with electrons.  Ionization Energy…

Slide 1 Periodic Table: Patterns Slide 2 Mendeleev’s Predictions PropertyEkasiliconGermanium atomic mass7272.61 density (g/cm³)5.55.35 melting point (°C)high947 colorgrey…

Slide 1 Periodic Table Trends Slide 2 Slide 3 Metallic character Slide 4 Metallic Character Depends on how readily the element gives up their valence e-’s Slide 5 Atomic…

Slide 1 Getting to Know Your NECAP Science Reference Sheet Slide 2 Slide 3 Plate Movements Slide 4 Slide 5 Mantle Layers: Lithosphere The thin outermost shell of the upper…

Slide 1 Periodic Table Trends Slide 2 Atomic Radius Half the distance between the nuclei of two identical atoms bonded together Slide 3 Atomic Radius Slide 4 Across a Period=…

Slide 1 Periodic Table Trends and Similarities Slide 2 Periodic Trends Try to determine the trends by looking at the handouts provided. Slide 3 Metallic Characteristic Trends…