12/9 Ionic size and Electronegativity

Multiple Select

Select all statements that correctly describe the trend in ionic size for cations.

• Cations are smaller than their neutral atoms.

• Loss of electrons can result in loss of an energy level.

• There is greater attraction to the nucleus in cations.

• Cations are larger than their neutral atoms.

Multiple Choice

Which of the following correctly ranks the size of magnesium and its ions from largest to smallest?

• Mg > Mg+1 > Mg+2

• Mg+2 > Mg+1 > Mg

• Mg+1 > Mg > Mg+2

• Mg > Mg+2 > Mg+1

Open Ended

Explain how electron repulsions affect the size of anions.

Multiple Choice

Which of the following correctly ranks the size of oxygen and its ions from smallest to largest?

• O < O-1 < O-2

• O-2 < O-1 < O

• O-1 < O < O-2

• O < O-2 < O-1

Multiple Select

Select all the statements that correctly describe electronegativity trends in the periodic table.

• Electronegativity increases from left to right across a period.

• Electronegativity decreases moving down a group.

• Electronegativity is highest for noble gases.

• Electronegativity is lowest for alkali metals.

Multiple Choice

Based on the periodic table shown, which element has the lowest electronegativity value?

• Francium

• Cesium

• Radon

• Helium

Multiple Choice

Which element has the highest electronegativity value according to the periodic table?

• Oxygen

• Chlorine

• Fluorine

• Nitrogen

Open Ended

Explain how electronegativity trends differ when moving down a group versus moving across a period in the periodic table.