DE CHEM 121 - Periodic Trends Review

Effective nuclear charge increases in which directions along the periodic table?

(Select all that apply.)

• left to right

• right to left

• top to bottom

• bottom to top

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

Atomic size/radius increases in which directions along the periodic table?

(Select all that apply.)

• left to right

• right to left

• top to bottom

• bottom to top

Ionization energy increases in which directions along the periodic table?

(Select all that apply.)

• left to right

• right to left

• top to bottom

• bottom to top

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

Electron affinity increases in which directions along the periodic table?

(Select all that apply.)

• left to right

• right to left

• top to bottom

• bottom to top

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

Which periodic property has the most exceptions to the trends?

• effective nuclear charge

• atomic size/radius

• ionization energy

• electron affinity

Sort the following from lowest effective nuclear charge to highest effective nuclear charge.

• F

• Li

• B

• O

• N

Sort the following from smallest atomic radius to largest atomic radius.

• Li

• Be

• Ne

• O

• N

Tags

NGSS.HS-PS1-1

Sort the following from smallest atomic radius to largest atomic radius.

• Rb

• Li

• Cs

• Fr

• Na

Which of the following has the largest first ionization energy?

• H

• Li

• Be

• Ne

• He

Tags

NGSS.HS-PS1-1

Which of the following elements has the most negative electron affinity?

• N

• O

• F

• Br

• Cl

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2