Periodic Trends

Front

As you move left to right across a period, ionization energy

Back

increases

Front

Ionization Energy

Back

The energy required to remove an atom's electron

Front

Which of the following atoms would have the largest radius?

chlorine

,

silicon

,

sodium

,

argon

Back

sodium

Front

Why does radius decrease as you move across a period? Options: because electrons are being added, because protons are being added, because energy levels are being lost, because energy levels are being added

Back

because protons are being added

Front

Which of the following has the largest electronegativity value?

neon

,

fluorine

,

carbon

,

lithium

Back

fluorine

Front

The ability of an atom to attract another atom's electrons to itself is called

Back

electronegativity

Front

Which element has the largest atomic radius? Options: barium, magnesium, carbon, helium

Back

barium

Front

For which of these properties does lithium have a larger value than potassium? Options: radius, atomic mass, ionization energy, atomic number

Back

ionization energy

Front

Why does radius increase as you move down a period? Options: protons are being added, ionization energy is increasing, protons are getting weaker, energy levels are being added

Back

energy levels are being added

Front

Which element has the weakest ionization energy? Options: beryllium, oxygen, calcium, bromine

Back

calcium