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Chemistry Chapter 6 (Definitions (Metals (Good conductor of…
Chemistry Chapter 6
Definitions
Metals
Good conductor of heat/electricity.
Period
Horizontal collection of elements.
Electric Magnetic
Tendency of an electron to attract electrons in a bond.
Group
Vertical collection of of elements.
Ionization energy
Energy required to remove an electron.
Cation
Positive ion
Groups
Alkaline metals are in group 1
Noble Gases are in group 18
Alkaline Earth metals are in group 2
Halogens are in group 17
Atomic Radium
Increases when changed from top to bottom in a group.
Decreases when changed from left to right across a period.
Metals form positive ions and Nonmetals form negative ions.