DO NOW - AP - PES

Which element has the electron configuration 1s²2s²2p⁶3s²3p⁵?

• sulfur

• phosphorus

• fluorine

• chlorine

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

How many peaks would you see for the PES graph for the element with an electron configuration of 1s²2s²2p⁶3s¹

• 3

• 2

• 4

• 6

Tags

NGSS.HS-PS1-1

What is the electron configuration for this PES graph?

• 1s²2s²2p⁶3s²3p³

• 1s²2s²2p⁶3s²3p¹

• 1s²2s²2p⁶3s²

• 1s²2s²2p⁶3s²3p²

Tags

NGSS.HS-PS1-1

Which element is represented by this PES graph?

• phosphorus

• silicon

• sulfur

• aluminum

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

Which element is represented by this PES graph?

• argon

• scandium

• potassium

• calcium

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

How many peaks would you expect to see on the PES graph for an ion of potassium, K⁺¹ ? (Hint: write the electron configuration for the K⁺¹ ion usually would form.

• 5

• 6

• 7

• 8

Tags

NGSS.HS-PS1-1