Definitions
Trends
100

A horizontal row of elements in the periodic table

Period

100

As you move down a group of the periodic table, atomic size generally

Increases

200

The amount of energy needed to remove an electron from a neutral atom

Ionization energy

200

The atom with the highest electronegativity on the Periodic Table is

Fluorine

300

The ability of an element to attract electrons when forming a chemical bond

Electronegativity

300

Which ion has the greater ionization energy: Lithium or Boron

Boron

400

The vertical columns of the periodic table are called


Groups