The diagram above represents an atom of
...
The diagram above represents an atom of
magnesium
helium
chlorine
neon
Correct answer is A
The diagram refers to an atom with electronic configuration 2,8,2 hence the atomic number = 12. From the periodic table, we have the atom to be Mg (Magnesium).
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The line observed in the sample hydrogen spectrum are due to emission of? ...
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