Give the complete ground state electronic configuration for the two elements having atomic numbers 8 and 16.

• A. E.C. for element with atomic number 8: 1s²2s²2p³ 3s¹E.C. for element with atomic number 16: 1s²2s²2p⁶3s²3p⁴
• B. E.C. for element with atomic number 8: 1s²2s²2p⁴E.C. for element with atomic number 16: 1s²2s²2p⁶3s²3p⁴
• C. E.C. for element with atomic number 8: 1s²2s²3p⁴E.C. for element with atomic number 16: 1s²2s²2p³3s²3p³4s²4p²
• D. E.C. for element with atomic number 8: 1s²2s²E.C. for element with atomic number 16: 1s²2s²2p⁶3s²

Answer: (B)