Periodic Trends

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

Chlorine (Cl) has a greater electronegativity than Aluminum (Al).

Front

What is the trend of electronegativity across a period in the periodic table?

Back

Electronegativity increases across a period from left to right.

Front

What is the trend of electronegativity down a group in the periodic table?

Back

Electronegativity decreases down a group.

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 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 in the periodic table?

Back

Atomic radius decreases across a period from left to right.

Front

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

Back

Atomic radius increases down a group.

Front

Which atom has the largest atomic radius?

Back

Francium has the largest atomic radius.

Front

What is ionization energy?

Back

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