Sodium.
a. [He]2s(squared) 2p(cubed)1s^2 2s^2 2p^3
The element that has a single electron in the 2p sublevel is boron. The electron configuration of Boron is 1s22s22p1.
1s 2 2s 2 2p 1
1s^2 2s^2 2p^6 3s^2 3p^2
The shorthand electron configuration of aluminum is: [Ne] 3s2 3p1
The Electronic Configuration for Neon is as follows: 1s^2, 2s^2, 2p^6
1s 2s 2p 3s 3p 4s 3d 2p
1s^2 2s^2 2p^2
1s^2 2s^2 2p^6
a. [He]2s(squared) 2p(cubed)1s^2 2s^2 2p^3
The electron configuration of nitrogen is 1s^2 2s^2 2p^3. Nitrogen has a total of seven electrons, with two in the 1s orbital, two in the 2s orbital, and three in the 2p orbital.
The element that has a single electron in the 2p sublevel is boron. The electron configuration of Boron is 1s22s22p1.
Ne: 1S^2 2S^2 2P^6
1s 2 2s 2 2p 1
1s^2 2s^2 2p^6 3s^2 3p^2
The shorthand electron configuration of aluminum is: [Ne] 3s2 3p1
1s^2 2s^2 2p^6 3s^2 3p^2