Question

What is the total number of shells involved in the electronic configuration of carbon?

• A. One
• B. Four
• C. Three
• D. Two

Answer 1

Answer:

D. Two

Carbon has an electronic configuration of 1s² 2s² 2p², which involves two shells. Carbon is a chemical element. Its atomic number is 6; its atomic weight is 12.011. It is a group IVA element, residing between boron and nitrogen on the periodic table, and it has 6 protons, 6 neutrons, and 6 electrons. The electron configuration is 1s2 , 2s2, 2p2