1s2 2s2 2p6 3s2 3p3 is the electron configuration of element 15.
The electron configuration of the element with the atomic number 39 (yttrium) is: [Kr]4d15s2.
Vanadium ( V) has that configuration. Its atomic number is 23.
The element argon (atomic number 18) has the electron configuration 1s22s22p63s23p6 which can be abbreviated [Ne] 3s23p6
The electron configuration of cobalt is [Ar]3d7.4s2.
The answer is carbon
The electron configuration of the element with the atomic number 39 (yttrium) is: [Kr]4d15s2.
Vanadium ( V) has that configuration. Its atomic number is 23.
Neon is a non metal element. Atomic number of it is 10.
The chemical element with the atomic number 41 is niobium; the electron configuration is:[Kr]4d4.5s1.
The element argon (atomic number 18) has the electron configuration 1s22s22p63s23p6 which can be abbreviated [Ne] 3s23p6
Boron. It's electron configuration is 1s22s22p1.
The electron configuration of cobalt is [Ar]3d7.4s2.
The answer is carbon
Nickel has the atomic number 28 so it has the electron configuration 1s22s22p63s23p64s23d8 .
it possibly shows how many shells an element has to show its atomic number
The electron configuration of iron, atomic number 26, is [Ar]3d64s2. The expanded electron configuration is 1s22s22p63s23p63d64s2.
There are a total of 14 electrons in this electron configuration. The element whose atomic number corresponds to 14 is silicon.