Atomic Radius Trend

Front

As you move from left to right across a period, the atomic radius generally __________.

Back

decreases

Front

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

Back

The atoms have more energy levels.

Front

Which element is likely to have the highest ionization energy?

Back

Neon

Front

Which of the following elements has the smallest electronegativity?

Back

Potassium

Front

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

Back

Rn

Front

Define atomic radius.

Back

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

Front

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

Back

The atomic radius increases.

Front

Explain why atomic radius decreases across a period.

Back

Increased nuclear charge pulls electrons closer to the nucleus, reducing atomic size.

Front

What is ionization energy?

Back

The energy required to remove an electron from an atom.

Front

How does ionization energy change across a period?

Back

Ionization energy generally increases from left to right.