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What parts make up an atom

Quiz yourself by thinking what should be in each of the black spaces below before clicking on it to display the answer.

charge on a proton   positive  
charge on an electron   negative  
charge on a neutron   neutral  
mass of an electron   0  
mass of a proton   1  
mass of a neutron   1  
location of a proton   nucleus  
location of a neutron   nucleus  
location of an electron   around the nucleus  
mass number   number of protons + neutrons  
atomic number   number of protons  
same as the number of protons   number of electrons  
an atom is that atom because of   the number of protons in the nucleus  
maximum number of electrons in the first orbit   2  
maximum number of electrons in the second orbit   8  


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Created by: mrohrling