#2 - 1. Atomic number increases by 8 2. Atomic weight...

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Group VIIA is a group of halogen family that every element has the same valence electrons of 7. Here are five of the properties both physical and chemical that have been used to organize the periodic table. As we move from top to bottom, these properties also change following certain patterns:
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Unformatted text preview: 1. Atomic number increases by 8 2. Atomic weight increases 3. Melting point, boiling point increase 4. Electronegativity decreases 5. Color doesnt change because they are all non-metals 6. Density increases 7. Atomic radius increases 8. Ionization energy decreases...
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This note was uploaded on 02/28/2012 for the course CHM 72052 taught by Professor Reilly during the Fall '09 term at ASU.

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