Periodic Trends Review

Front

What is electronegativity?

Back

Electronegativity is a measure of the tendency of an atom to attract a bonding pair of electrons.

Front

Which element has a higher electronegativity: Cl or Al?

Back

Cl has a greater electronegativity than Al.

Front

What is atomic radius?

Back

Atomic radius is the distance from the nucleus of an atom to the outermost shell of electrons.

Front

Which group of elements has the largest atomic radius?

Back

The atomic radius increases down a group in the periodic table.

Front

Which element has the largest atomic radius in Group 18?

Back

Radon (Rn) has the largest atomic radius in Group 18.

Front

What is the trend of atomic radius across a period?

Back

Atomic radius generally decreases from left to right across a period.

Front

What is ionization energy?

Back

Ionization energy is the energy required to remove an electron from an atom.

Front

How does ionization energy change down a group?

Back

Ionization energy generally decreases as you move down a group.

Front

How does ionization energy change across a period?

Back

Ionization energy generally increases as you move from left to right across a period.

Front

What is the trend of electronegativity across a period?

Back

Electronegativity generally increases from left to right across a period.