Periodic Trends

Front

Ionization energy is...

Back

the energy required to remove an electron from a specific atom.

Front

The element with the lowest ionization energy in Period 3 is -

Back

Na

Front

Atoms that have a high ionization energy, _______________.

Back

hold on to their electrons more tightly.

Front

As you move down the periodic table atoms get bigger. This is because ____________.

Back

The atoms have more energy levels.

Front

Atomic radius generally increases as we move __________.

Back

down a group and from right to left across a period.

Front

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

Back

Ionization energy generally increases.

Front

What is the trend of ionization energy as you move down a group?

Back

Ionization energy generally decreases.

Front

What is atomic radius?

Back

The distance from the nucleus to the outermost electron shell.

Front

What happens to atomic radius as you move across a period?

Back

Atomic radius generally decreases.

Front

What happens to atomic radius as you move down a group?

Back

Atomic radius generally increases.