Question

What is the electron structure of sodium?

1s 22s 23s 23p 5
1s 22s 22p 63s 1
1s 22s 23s 22p 5
1s 22s 22p 23s 23p 3

Answer 1

1s^2 , 2s^2 , 2p^6 , 3s^1

Step-by-step explanation:

The above electron configuration is the structure for Sodium.

Answer 2

B. is the answer

Step-by-step explanation:

Look at an electron configuration chart. You need to know the number of protons in an element to figure this out.

- Hope that helped! Please let me know if you need a further explanation.