Periodic Table Trends

Front

What do elements in the same column of the periodic table have in common?

Back

They have the same number of Valence Electrons.

Front

How does a nonmetal with 1 valence electron usually complete the octet rule?

Back

By losing 1 valence electron.

Front

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

Back

Because the atoms have more energy levels.

Front

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

Back

Groups.

Front

Which element is most likely to gain an electron?

Back

Fluorine.

Front

What is the octet rule?

Back

Atoms tend to gain, lose, or share electrons to have eight valence electrons.

Front

What are periods in the periodic table?

Back

Horizontal rows of elements that have the same number of energy levels.

Front

What is the trend in atomic radius as you move across a period?

Back

The atomic radius decreases.

Front

What is electronegativity?

Back

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

Front

How does ionization energy change across a period?

Back

Ionization energy increases.