PERIODIC TRENDS

Front

Electronegativity __________ from left to right within a period and __________ from top to bottom within a group.

Back

increases, decreases

Front

The energy required to remove electrons is the definition of:

Back

Ionization

Front

The atom with the largest atomic radius in Group 18 is -

Back

Rn

Front

As you move across the periodic table atoms tend to get smaller because, ______________.

Back

the atoms have more protons.

Front

As you move down a group, atomic radius increases because -

Back

you add more and more shells (energy levels).

Front

What is the trend of atomic radius as you move down a group?

Back

Atomic radius increases.

Front

What is the trend of ionization energy as you move across a period?

Back

Ionization energy increases.

Front

Define electronegativity.

Back

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

Front

What happens to electronegativity as you move from left to right across a period?

Back

Electronegativity increases.

Front

What happens to ionization energy as you move down a group?

Back

Ionization energy decreases.