Periodic Trends and Ions

Front

What is the charge of an oxygen atom with 6 valence electrons?

Back

-2

Front

Which element has the highest ionization energy?

Back

Helium

Front

What element has the largest electronegativity?

Back

Fluorine

Front

What is the charge of an iodine atom with 7 valence electrons?

Back

-1

Front

As you move down group 16 in the periodic table, what happens to the electronegativity of the elements?

Back

Decreases

Front

Define ionization energy.

Back

The energy required to remove an electron from an atom in its gaseous state.

Front

What is electronegativity?

Back

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

Front

Which group of elements typically has a charge of -1 when they form ions?

Back

Group 17 (Halogens)

Front

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

Back

Atomic radius increases.

Front

What is the trend in ionization energy as you move across a period from left to right?

Back

Ionization energy increases.