Periodic Trends

Front

As you move across the periodic table, from left to right, ionization energy is __________.

Back

increasing

Front

Atomic radius __________ across a period, and __________ down a group.

Back

decreases; increases

Front

As you move down the periodic table, atoms tend to get bigger because they have __________.

Back

more energy levels

Front

Which atom has the largest radius: Mg, B, S, or Br?

Back

Mg

Front

As you move across the periodic table, from left to right, the metallic character of the elements __________.

Back

decreases

Front

Define ionization energy.

Back

The energy required to remove an electron from an atom in its gaseous state.

Front

What is the trend of electronegativity across a period?

Back

Electronegativity increases across a period.

Front

What happens to atomic radius as you move down a group in the periodic table?

Back

Atomic radius increases.

Front

What is the trend of ionization energy down a group?

Back

Ionization energy decreases down a group.

Front

Define electronegativity.

Back

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