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10 Cards in this Set
- Front
- Back
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how was Mosley's arrangement of the periodic table different from Mendeleev's
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Mosley = increasing atomic number
Mendeleev = atomic mass |
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where do you find elements that have similar properties
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groups or families
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all elements have different number of what subatomic particle
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neutrons
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what subatomic particle plays the greatest role in determining the physical and chemica lproperties of an element
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electrons
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what are atoms mostly made of?
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open space
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how do you change nm's to meters?
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number x 10 to the -9
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reactivity of metals
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goes down the group or family
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atomic radius
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increses going down and to the left
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ionization of energy
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increases going up and to the right
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what particle would be attracted to the positive metal plate in the cathode ray experiment?
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negitive electrons
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