Atomic Radius Trend Short Practice

Front

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

Back

The atoms have more energy levels.

Front

Which element has the biggest atomic radius? N, P, As or Sb?

Back

Antimony.

Front

Which of the following will have a larger radius than Zinc? Gallium, Aluminum, Magnesium, Strontium?

Back

Strontium.

Front

Which has the greater atomic radius of C, N or O?

Back

Carbon.

Front

What is the name of a vertical row in the periodic table?

Back

Group.

Front

What is atomic radius?

Back

The distance from the nucleus of an atom to the outermost shell of electrons.

Front

How does atomic radius change across a period?

Back

Atomic radius decreases from left to right across a period.

Front

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

Back

Atomic radius increases as you move down a group.

Front

Why does atomic radius decrease across a period?

Back

Increased nuclear charge pulls electrons closer to the nucleus.

Front

What is the relationship between atomic radius and ionization energy?

Back

Generally, as atomic radius increases, ionization energy decreases.