Xray Emission from an Iron Atom Consider an electrically neu

X-ray Emission from an Iron Atom

Consider an electrically neutral iron atom, whose atomic number is 26.

Part C

If one electron is knocked out from the L shell of an iron atom, leaving behind a vacancy, or hole, from what energy shells can an electron make a transition to fill the hole and emit an L X ray? Check all that apply.

the K shell

the L shell

the M shell

the N shell

Solution

Answer: the M shell and the N shell