chemistry

5f -series

90.Thorium 91.Protactinium 92.Uranium 93.Neptunium 94.Plutonium 95.Americium 96.Curium 97.Berkelium 98.Californium 99.Einsteinium 100.Fermium 101.Mendelevium 102.Nobelium 103.Lawrencium

** Actinides	89 Ac	90 Th	91 Pa	92 U	93 Np	94 Pu	95 Am	96 Cm	97 Bk	98 Cf	99 Es	100 Fm	101 Md	102 No
Atomic electron configuration	6d1	6d2	5f26d1 or 5f16d2	5f36d1	5f46d1 or 5f5	5f6	5f7	5f76d1	5f9 or 5f86d1	5f10	5f11	5f12	5f13	5f14
Electrons per shell	2, 8, 18, 32, 18, 9, 2	2, 8, 18, 32, 18, 10, 2	2, 8, 18, 32, 20, 9, 2	2, 8, 18, 32, 21, 9, 2	2, 8, 18, 32, 22, 9, 2	2, 8, 18, 32, 24, 8, 2	2, 8, 18, 32, 25, 8, 2	2, 8, 18, 32, 25, 9, 2	2, 8, 18, 32, 27, 8, 2	2, 8, 18, 32, 28, 8, 2	2, 8, 18, 32, 29, 8, 2	2, 8, 18, 32, 30, 8, 2	2, 8, 18, 32, 31, 8, 2	2, 8, 18, 32, 32, 8, 2