Which element has a higher electronegativity, Fluorine or Chlorine?

• Fluorine

• Chlorine

Which element has a larger atomic radius, Sodium or Magnesium?

• Sodium

• Magnesium

Which element has a lower ionization energy, Potassium or Calcium?

• Potassium

• Calcium

Which element has a higher electronegativity, Nitrogen or Phosphorus?

• Nitrogen

• Phosphorus

Which element has a smaller atomic radius, Argon or Silicon?

• Argon

• Silicon

Which element has a higher ionization energy, Aluminum or Silicon?

• Aluminum

• Silicon

Which element has a lower electronegativity, Bromine or Iodine?

• Bromine

• Iodine

Which element has a larger atomic radius, Lithium or Beryllium?

• Lithium

• Beryllium

Which element has a higher ionization energy, Sodium or Potassium?

• Sodium

• Potassium

Which element has a larger atomic radius, Carbon or Nitrogen?

• Carbon

• Nitrogen