PES (Photoelectron Spectroscopy)

How many peaks would be expected for a PES spectum for Calcium?

• 2

• 3

• 4

• 5

Tags

NGSS.HS-PS1-1

Which of these elements would have the same number of PES peaks as Fluorine?

• Neon

• Beryllium

• Sodium

• Chlorine

Tags

NGSS.HS-PS1-1

The PES spectrum below is for the element _______________.

• O

• Ne

• N

• F

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

Examine the spectrum below. Where would you expect the 2p peak for F be if it were on the same spectrum?

• To the left of the peak at 3.04

• To the right of the peak at 3.04

• To the left of the peak at 1.31

• To the right of the peak at 1.31

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

What does the 4th peak from the left represent?

• The 2s electrons

• The 3d electrons

• The 2p electrons

• The 3s electrons

Tags

NGSS.HS-PS1-1

Which electrons would be ejected with the most kinetic energy according to the spectrum below?

• The ones in the peak at 151

• The ones in the peak at 7.9

• The ones in the peak at 1.09

• The ones in the peak at 0.58

Which peak (or peaks) correspond to the valence electrons?

• The peak at 1

• The peaks at 1 and 2.05

• The peak at 239

• The peaks at 239 and 22.7

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

How many valence electrons does the element pictured in the PES spectrum below have?

• 1

• 2

• 3

• 4

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

Where would you expect the 2s peak for Sodium to fall relative to the presented spectrum of a different element below?

• Just to the left of the peak at 126

• Just to the right of the peak at 126

• Just to the left of the peak at 9.07

• Just to the right of the peak at 9.07

Tags

NGSS.HS-PS1-1

Which peak (or peaks) correspond to valence electrons?

• The peak at 0.8

• The peaks at 0.8 and 1.36

• The peak at 19.3

• The peaks at 19.3 and 1.36

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2