chem activity question?

Which of the following atoms is diamagnetic in its ground state? 

a) Cd 

b) Cl 

c) C 

d) Cs

az_lender2021-04-07T13:07:56Z

Probably the answer they want is Cadmium (Cd), because all its electrons are paired.  

However,  an online table called "magnetic type of the elements" lists all of the above elements as diamagnetic except cesium.