Periodic Trends Review

Greater ionization energy? Ca or Ba

• Ca
• Ba
• neither

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

Greater ionization energy ? Li  or  Be

• Li
• Be

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

As you look from left to right across a period, electronegativity

• increases

• decreases

Tags

NGSS.HS-PS1-1

As you look down a group, electronegativity

• increases

• decreases

Tags

NGSS.HS-PS1-1

Which of these is more electronegative?

• As

• Br

Put these in increasing order of ionization energy:

F, N, B

• B < N < F

• B < F < N

• N < F < B

• F < N < B

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

Which one has the largest radius?

• Lithium (Li, atomic #3)
• Boron (B, atomic #5)
• Neon (Ne, atomic #10)
• Nitrogen (N, atomic #7)

Tags

NGSS.HS-PS1-1

Which one of the following metals reacts most vigorously with cold water?

• Sodium
• Magnesium
• Copper
• Zinc

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

Which elements will react like Potassium?

• Rb

• Na

• Li

• Ca

• Sc

Select the most metallic.

• Ca

• Cs

• Li

• Ra