Question

Carbon has electrons in the outermost shell.

• A. four
• B. five
• C. six

Answer 1

The correct option is A four

The atomic number of carbon is six and has an electronic configuration: ${\text{1s}}^2$ ${\text{2s}}^2$ ${\text{2p}}^2$.
Hence, carbon has four electrons in its valence shell (outermost shell).