in the symbol 3p4 



a. the 3 represents the principal energy level

b. the p represents the principal energy level

c. the 4 represents the principal energy level

d. all of the above

help!

Respuesta :

Answer:

a. the 3 represents the principal energy level

Explanation:

3 is the principal energy level. The p is the sublevel. 4 is the possible occupying electron.