Periodic Trends Review

Ionic Size

100

These are always smaller than their neutral atom twins

Cations

200

An atom or group of atoms that have a positive or negative charge

Ion

300

Larger Ionic size: Ca²⁺ or Br^-

Bromine

400

Smaller Ionic Size: Au⁺ or O^2-

Gold

500

The terms the symbol Z_eff represent

Effective Nuclear Charge

Element Classification & Organization

100

Elements that are ductile, malleable, and high luster

Metals

200

Column 18 of the periodic table

Noble gas

300

Columns 3-12 on the periodic table

Transition metals

400

Elements 57 -71 on the periodic Table

Lanthanides

500

Name of the russian man that is credited with creating the periodic table

Mendeleev

Atomic Orbitals and Configurations

100

Shape of the p orbitals

dumbbell

200

Unstable configurations of energy sublevels

Half-filled

300

Electron configurations for Carbon

1s²2s²2p²

400

Shape of the d orbital

clover

500

How many half-filled energy sublevel(s) does Tin (Sn) have?

Two

Ionization Energy & Electronegativity

100

A measure of how much energy is required to remove an electron from an atom

Ionization Energy

200

These have higher electronegativity values

Nonmetals

300

Ionization energy increases which direction in a group

bottom to top

400

Electronegativity decreases which direction across the periods of the periodic table

right to left

500

Element(s) that has third largest electronegativity

Nitrogen & Chlorine

Miscellaneous

100

Groups 1, 2, 15, 16, 17 

Representative Elements

200

One-half the distance between the nuclei of two atoms of the same element

Atomic Radius

300

The energy change that happens when an atom gains an electron

Electron Affinity

400

States that atoms tend to form bonds so that each atom has eight electron in its valence shell

Octet Rule

500

Metallic Character increases...

Diagonally right to left