CARBON :
Atomic Number of Carbon = 6
Electronic Distribution : 2 , 4
Electrons in K - Shell = 2
Electrons in L - Shell = 4
SODIUM :
Atomic Number of Sodium = 11
Electronic Distribution : 2 , 8 , 1
Electrons in K - Shell = 2
Electrons in L - Shell = 8
Electrons in M - Shell = 1