Periodic Trends Flashcard

Front

Atomic radius is ______.

Back

the distance from the center of the nucleus to the outermost electron.

Front

Which is the least electronegative? K or Fr

Back

Fr

Front

The MOST electronegative element is ____.

Back

Fluorine

Front

Electronegativity is...

Back

the ability of an atom to attract/ accept electrons.

Front

Which has the highest ionization energy? Mg or S

Back

S

Front

What is ionization energy?

Back

The energy required to remove an electron from an atom.

Front

What trend does atomic radius follow in a group?

Back

Atomic radius increases down a group.

Front

What trend does electronegativity follow across a period?

Back

Electronegativity increases across a period.

Front

What is the most electronegative element?

Back

Fluorine.

Front

What is the least electronegative element in the alkali metals?

Back

Francium.