PDF chapter test TRY NOW

Complete the table using the given information:
  
Answer variants:
\(6\)
\(2\), \(8\), \(2\)
\(14\)
\(2\)
\(2\), \(8\), \(6\)
\(12\)
\(2\)
\(2\), \(4\)
  
Element
 Atomic number
Electron distribution
Helium
Carbon
Magnesium