Periodic Table Trends

Front

What is the trend of atomic radius across a period and down a group?

Back

Atomic radius decreases across a period and increases down a group.

Front

Why do atoms get bigger as you move down the periodic table?

Back

Because the atoms have more energy levels.

Front

What happens to the electronegativity of elements in group 16 as you move from top to bottom?

Back

The electronegativity decreases.

Front

Which element has the largest atomic radius in Group 18?

Back

Rn (Radon)

Front

What are the vertical columns of elements on the periodic table called?

Back

Groups.

Front

What is ionization energy?

Back

The energy required to remove an electron from an atom.

Front

How does ionization energy change across a period?

Back

Ionization energy increases across a period.

Front

What is electronegativity?

Back

The tendency of an atom to attract electrons in a chemical bond.

Front

How does electronegativity change down a group?

Back

Electronegativity decreases down a group.

Front

What is the trend of ionic radius across a period?

Back

Ionic radius generally decreases across a period.