Periodic Table Trends

Front

What is ionization energy?

Back

The amount of energy required to remove an electron from an isolated atom or molecule.

Front

What is the trend of ionization energy in the periodic table?

Back

Ionization energy generally increases across a period and decreases down a group.

Front

Which element has the highest ionization energy in the following group: Li, Na, K, Cs?

Back

Li (Lithium) has the highest ionization energy.

Front

What common property do elements on the left side of the periodic table share?

Back

They conduct heat and electricity.

Front

Which element has chemical properties most similar to calcium (Ca)?

Back

Beryllium (Be) has similar chemical properties to calcium.

Front

What is electronegativity?

Back

Electronegativity is how good an atom is at attracting electrons.

Front

How does electronegativity change across a period?

Back

Electronegativity generally increases across a period.

Front

How does electronegativity change down a group?

Back

Electronegativity generally decreases down a group.

Front

What is the relationship between atomic size and ionization energy?

Back

As atomic size increases, ionization energy decreases.

Front

What is the trend of atomic radius in the periodic table?

Back

Atomic radius generally decreases across a period and increases down a group.