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The Periodic Table (Trends (electron configurations (each number of…
The Periodic Table
Trends
electron configurations
each family has similar properties
each number of electrons
OUTER MOST
orbital
examples
1- unstable
18- stable
atomic radius vs number
PT- L-> R radius gets smaller
PT- T -> B gets bigger
ionization energy
energy needed to remove an electron
trend
L -> R more energy needed
T -> B energy need decreases
electronegativity
def- the abitly to attract other electrons
trend
non metals have higher electronegativity
metals will have less electronegativity
important people
mendeleev
dobereiner
meyer
mosley
Families