that would not be an element itself, but a compound containing a few different elements: xenon, sulfur, and one undiscovered element ("F" does not currently exist)
The noble gas electron configuration for barium is [Xe] 6s2.
Electronic configuration of hafnium: [Xe].4f14.5d2.6s2 And in simpler form 2, 8, 18, 32, 10, 2
[Xe] 4f14 5d10 6s2 6p2
the long hand configuration of Ta (Tantalum, Atomic # 73) is: (be patient, its LONG) 1s2 2w2 2p6 3s2 3p6 4s2 3d10 4p6 5s2 4d10 5p6 6s2 4f14 5d3 *this is including the Aufbau Principle. Save
The noble gas configuration for Lanthanum is [Xe] 5d1 6s2. Lanthanum has 57 electrons, so the noble gas before it (Xenon - atomic number 54) has a configuration of [Xe].
The noble gas electron configuration for barium is [Xe] 6s2.
Electronic configuration of hafnium: [Xe].4f14.5d2.6s2 And in simpler form 2, 8, 18, 32, 10, 2
Europium
[Xe] 4f14 5d10 6s2 6p2
The electron configuration of neodymium (Nd) is [Xe] 4f4 6s2.
[Xe] 5d1 6s2
[Xe] 4f3 6s2
[Xe] 4f14 5d4 6s2
the long hand configuration of Ta (Tantalum, Atomic # 73) is: (be patient, its LONG) 1s2 2w2 2p6 3s2 3p6 4s2 3d10 4p6 5s2 4d10 5p6 6s2 4f14 5d3 *this is including the Aufbau Principle. Save
The noble gas configuration for Lanthanum is [Xe] 5d1 6s2. Lanthanum has 57 electrons, so the noble gas before it (Xenon - atomic number 54) has a configuration of [Xe].
[Xe]4f4
This electron configuration is for osmium (Os).