Periodic Trends Flashcards
1
Q
Shielding effect
A
The # of electrons in full shellsbetween the nucleus and valence elections
2
Q
Effective nuclear charge
A
Force of attraction between nucleus and valence electrons ā increases across periods
3
Q
Atomic radius
A
Size of atom. distance between nucleus and valence eās
4
Q
Ionic radius
A
Size of ion
5
Q
Electronegativity
A
How strongly an atom attracts shared electron pairs to itself
6
Q
Election affinity
A
The energy charge that occurs when an election is added to an atom in gas State
7
Q
Ionization energy
A
Amount of energy required to remove an electron from an atom
