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Atomic Structure & Periodic Table Short


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plum-pudding model
atom was a positively charged solid mass (pudding) which has negatively charged electrons stuck to it. (plums)
Rutherford
had a nucleus based atomic model
Noble gases
Elements in group 8A of the periodic table. Have no charge and are gases under normal conditions. (Helium, Neon, Argon, Krypton, Xenon, Radon)
halogen gases
These elements are located on the left of the noble gases on the periodic table. These five toxic, non-metallic elements make up Group 17 of the periodic table and consist of: fluorine (F), chlorine (…
Transition Metals
Any element in a "B" group (#3-12) on the periodic table
metal
_______ + nonmetal is an example of an ionic bond
nonmetal
a bond formed between and metal and a _______ is generally classified as ionic. an example of this would be the bond formed between lithium and flourine.
extensive property
a physical property such as mass that changes when you change the size of an object
intensive property
a physical property such as boiling point, density, or color that does NOT change when you change the size of an object.