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A brief periodic table trends activity for high school and genchem college students to learn about the 5 trends of the periodic table: ionization energy, electron affinity, metallic character, atomic radius, and electronegativity.

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Chlorine: element with symbol Cl, atomic number 17; in the halogen group & is the second lightest halogen after fluorine; a yellow-green gas under standard conditions, where it forms diatomic molecules; has highest electron affinity and 3rd highest electronegativity of all elements; a strong oxidizing agent; free chlorine is rare on Earth & is usually a result of oxidation; most common compound of chlorine: sodium chloride

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from About.com Education

Easy To Use Chart of Periodic Table Trends

A brief periodic table trends activity for high school and genchem college students to learn about the 5 trends of the periodic table: ionization energy, electron affinity, metallic character, atomic radius, and electronegativity.

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from About.com Education

What Is Electron Affinity?

Electron affinity is a measure of how well an atom can accept an electron.

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from About.com Education

Review the Periodic Properties of Elements

Review the Periodic Properties of Elements: The periodic table is arranged according to periodic properties in terms of ionization energy, electronegativity, atomic radius, electron affinity, and metallic character.

Study Periodic Properties, Periodic Trends, Electronic Configuration here @ http://www.wonderwhizkids.com/chemistry/structure-of-matter/periodic-properties

Descriptions and diagrams of the 5 trends of the periodic table including ionization energy, atomic radius, electron affinity,electronegativity, and metallic character. Descriptive images and a periodic table trends activity for students.