Ra, radium
The electron configuration of rutherfordium is: [Rn] 5f14 6d2 7s2.
The element radium (atomic number 88) has the long term electron configuration 1s2 2s2 2p6 3s2 3p6 3d10 4s2 4p6 5s2 4d10 5p64f14 5d10 6s2 6p6 7s2 The electron configuration (short form) of radium is [Rn]7s2. It's configuration is also 2.8.18.32.18.8.2
The electron configuration of ununoctium is: [Ra] 5f14 6d10 7s2.
The electron configuration of roentgenium is: [Rn]5f14.6d9.7s2.
The electron configuration of rutherfordium is [Rn]5f14.6d2.7s2.
The electron configuration of rutherfordium is: [Rn] 5f14 6d2 7s2.
The element that completes the 7s sublevel is radium, with the electron configuration 7s2.
The element radium (atomic number 88) has the long term electron configuration 1s2 2s2 2p6 3s2 3p6 3d10 4s2 4p6 5s2 4d10 5p64f14 5d10 6s2 6p6 7s2 The electron configuration (short form) of radium is [Rn]7s2. It's configuration is also 2.8.18.32.18.8.2
The electron configuration of ununoctium is: [Ra] 5f14 6d10 7s2.
The electron configuration of roentgenium is: [Rn]5f14.6d9.7s2.
The electron configuration of rutherfordium is [Rn]5f14.6d2.7s2.
The electron configuration for uranium is Rn 5f3 6d1 7s2.
The electron configuration of uranium is Rn 5f3 6d1 7s2.
[Rn] 7s2 is the noble gas notation for radium. A link is provided to the Wikipedia article on radium.
1s22s22p63s23p64s23d104p65s24d105p66s24f145d106p67s25f146d107p3 or the abbreviated electron configuration is [Rn]7s25f146d107p3
The noble gas configuration of seaborgium (Sg) is [Rn] 5f14 6d4 7s2. Seaborgium is a synthetic element with the atomic number 106, and its electron configuration is based on the filling of electron orbitals following the Aufbau principle.
The electron configuration of plutonium is: 1s22s22p63s23p63d104s24p64d105s25p64f145d106s26p65f66d07s2