Periodic Trends Practice

For question #1, you had to rank carbon, aluminum, oxygen, and potassium by INCREASING atomic radius. Which has the LARGEST?

• Aluminum

• Potassium

• Carbon

• Oxygen

Tags

NGSS.HS-PS1-1

For question #1, you had to rank carbon, aluminum, oxygen, and potassium by INCREASING atomic radius. Which one is the SMALLEST?

• Oxygen

• Aluminum

• Potassium

• Carbon

Tags

NGSS.HS-PS1-1

For question #2, you had to rank sulfur, oxygen, neon, and aluminum by INCREASING electronegativity. Which one has the LARGEST value?

• Neon

• Sulfur

• Oxygen

• Aluminum

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

For question #2, you had to rank sulfur, oxygen, neon, and aluminum by INCREASING electronegativity. Which one has the SMALLEST value?

• sulfur

• aluminum

• Neon

• oxygen

Tags

NGSS.HS-PS1-1

#3 Why does fluorine have a higher ionization energy than iodine? (since they are both in the same group, think about what changes down the periods)

• It has a smaller atomic radius (so the protons are pulling the electrons tighter)

• It has a higher electronegativity value

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

#4 Why do elements in the same family have similar properties?

• They have all even or all odd numbers of protons

• They have the same numbers of valence electrons

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

#5a- Left to right, does atomic radius (excluding noble gases) increase or decrease?

• increase

• decrease

Tags

NGSS.HS-PS1-1

#5b- Left to right, does ionization energy increase or decrease?

• increase

• decrease

Tags

NGSS.HS-PS1-1

#5c- Left to right, does electronegativity generally increase or decrease?

• increase

• decrease

Tags

NGSS.HS-PS1-1

#5d- Left to right, does electron affinity increase or decrease?

• increase

• decrease

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2