1_Introduction to Medical Imaging (1)

Introduction to Medical Imaging – Chapter 1
Radiation and the Atom – Chapter 2
17-Feb-20
Raphex 2001 Question: Atomic Structure
G18. B The n th shell can contain a maximum
of 2n 2 electrons, but no shell can contain more than 8 if it
is the outer shell. The shell filling is as follows:
Z K shell L shell M shell N shell
Sulphur 16 2 8 6 0
Chlorine 17 2 8 7 0
Argon 18 2 8 8 0
Potassium 19 2 8 8 1
For interactive answer, see - http://www.webelements.com/webelements/elements/text/Ar/econ.html
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Raphex 2002 Question: Atomic Structure
G15. 226 88Ra contains 88 __________ .
A. Electrons
B. Neutrons
C. Nucleons
D. Protons and neutrons
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BME HCMUT 24