The minimum amount of energy that an incident electron on potassium (Z = 19) must have to eject a K shell electron is
A) 0.24 keV.
B) 0.26 keV.
C) 4.4 keV.
D) 4.9 keV.

Question

Quizplus · Accepted Answer

The Answer of The minimum amount of energy that an incident electron on potassium (Z = 19) must have to eject a K shell electron is
A) 0.24 keV.
B) 0.26 keV.
C) 4.4 keV.
D) 4.9 keV.

The Minimum Amount of Energy That an Incident Electron on Potassium