Periodic Trends

Front

Electronegativity

Back

How good an atom is at attracting electrons.

Front

Metalloids

Back

The atoms along the staircase in the periodic table.

Front

Atomic Size Trend Across a Period

Back

As you move across a period, atoms get smaller.

Front

Electronegativity Trend in Group 15

Back

As you move down Group 15, the electronegativity of each successive element decreases.

Front

Most Electronegative Element

Back

Chlorine (Cl) is more electronegative than Potassium (K), Rubidium (Rb), and Boron (B).

Front

Periodic Table Groups

Back

Vertical columns in the periodic table, elements in the same group have similar properties.

Front

Periodic Table Periods

Back

Horizontal rows in the periodic table, elements in the same period have the same number of electron shells.

Front

Ionization Energy

Back

The energy required to remove an electron from an atom.

Front

Trend of Ionization Energy Across a Period

Back

Ionization energy generally increases as you move from left to right across a period.

Front

Trend of Ionization Energy Down a Group

Back

Ionization energy generally decreases as you move down a group.