第9周期元素

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第9周期元素是排列在元素周期表第九行的元素。根据元素周期律的推测,这一周期应该有50种元素,从169号到218号,其中171到188号是g区元素。这些元素中,尚未有一种被发现。然而IUPAC元素系统命名法已经给它们命了临时名字。

第9周期元素的簡介[编辑]

S區塊 P區塊 D區塊 F區塊 G區塊 離子態 存在機率低


原子序 元素符號 IUPAC命名 電子組態 電子殼層 備註
169 Uhe Unhexennium s1 [Uho] 9s1 2, 8, 18, 32, 50, 32, 18, 8, 1 電負度確定小於0.7。
170 Usn Unseptnilium s2 [Uho] 9s2 2, 8, 18, 32, 50, 32, 18, 8, 2
171 Usu Unseptunium g1 [Uho] 6g19s2 2, 8, 18, 32, 50, 33, 18, 8, 2
172 Usb Unseptbium g2 [Uho] 6g29s2 2, 8, 18, 32, 50, 34, 18, 8, 2
173 Ust Unsepttrium g3 [Uho] 6g39s2 2, 8, 18, 32, 50, 35, 18, 8, 2 不具電荷的原子的原子序最大可達到173,[1]而其後的元素必須以離子的形態存在,所以根據電子組態分區將變得毫無意義。
174 Usq Unseptquadium g4 [Uho] 6g49s2 2, 8, 18, 32, 50, 36, 18, 8, 2
175 Usp Unseptpentium g5 [Uho] 6g59s2 2, 8, 18, 32, 50, 37, 18, 8, 2
176 Ush Unsepthexium g6 [Uho] 6g69s2 2, 8, 18, 32, 50, 38, 18, 8, 2
177 Uss Unseptseptium g7 [Uho] 6g79s2 2, 8, 18, 32, 50, 39, 18, 8, 2
178 Uso Unseptoctium g8 [Uho] 6g89s2 2, 8, 18, 32, 50, 40, 18, 8, 2
179 Use Unseptennium g9 [Uho] 6g99s2 2, 8, 18, 32, 50, 41, 18, 8, 2
180 Uon Unoctnilium g10 [Uho] 6g109s2 2, 8, 18, 32, 50, 42, 18, 8, 2
181 Uou Unoctunium g11 [Uho] 6g119s2 2, 8, 18, 32, 50, 43, 18, 8, 2
182 Uob Unoctbium g12 [Uho] 6g129s2 2, 8, 18, 32, 50, 44, 18, 8, 2
183 Uot Unocttrium g13 [Uho] 6g139s2 2, 8, 18, 32, 50, 45, 18, 8, 2
184 Uoq Unoctquadium g14 [Uho] 6g149s2 2, 8, 18, 32, 50, 46, 18, 8, 2
185 Uop Unoctpentium g15 [Uho] 6g159s2 2, 8, 18, 32, 50, 48, 18, 8, 1
186 Uoh Unocthexium g16 [Uho] 6g169s2 2, 8, 18, 32, 50, 48, 18, 8, 2
187 Uos Unoctseptium g17 [Uho] 6g189s1 2, 8, 18, 32, 50, 50, 18, 8, 1
188 Uoo Unoctoctium g18 [Uho] 6g189s2 2, 8, 18, 32, 50, 50, 18, 8, 2
189 Uoe Unoctennium f1 [Uho]6g187f19s2 2, 8, 18, 32, 50, 50, 19, 8, 2
190 Uen Unennilium f2 [Uho]6g187f29s2 2, 8, 18, 32, 50, 50, 20, 8, 2
191 Ueu Unennunium f3 [Uho]6g187f39s2 2, 8, 18, 32, 50, 50, 21, 8, 2
192 Ueb Unennbium f4 [Uho] 6g187f49s2 2, 8, 18, 32, 50, 50, 22, 8, 2
193 Uet Unenntrium f5 [Uho]6g187f59s2 2, 8, 18, 32, 50, 50, 23, 8, 2
194 Ueq Unennquadium f6 [Uho]6g187f69s2 2, 8, 18, 32, 50, 50, 24, 8, 2
195 Uep Unennpentium f7 [Uho]6g187f79s2 2, 8, 18, 32, 50, 50, 25, 8, 2
196 Ueh Unennhexium f8 [Uho]6g187f89s2 2, 8, 18, 32, 50, 50, 26, 8, 2
197 Ues Unennseptium f9 [Uho]6g187f99s2 2, 8, 18, 32, 50, 50, 27, 8, 2
198 Ueo Unennoctium f10 [Uho]6g187f109s2 2, 8, 18, 32, 50, 50, 28, 8, 2
199 Uee Unennennium f11 [Uho]6g187f119s2 2, 8, 18, 32, 50, 50, 29, 8, 2
200 Bnn Binilnilium f12 [Uho]6g187f129s2 2, 8, 18, 32, 50, 50, 30, 8, 2
201 Bnu Binilunium f13 [Uho]6g187f149s1 2, 8, 18, 32, 50, 50, 32, 8, 1
202 Bnb Binilbium f14 [Uho]6g187f149s2 2, 8, 18, 32, 50, 50, 32, 8, 2
203 Bnt Biniltrium d1 [Uho]6g187f148d19s2 2, 8, 18, 32, 50, 50, 32, 9, 2
204 Bnq Binilquadium d2 [Uho]6g187f148d29s2 2, 8, 18, 32, 50, 50, 32, 10, 2
205 Bnp Binilpentium d3 [Uho]6g187f148d39s2 2, 8, 18, 32, 50, 50, 32, 11, 2
206 Bnh Binilhexium d4 [Uho]6g187f148d49s2 2, 8, 18, 32, 50, 50, 32, 12, 2
207 Bns Binilseptium d5 [Uho]6g187f148d59s2 2, 8, 18, 32, 50, 50, 32, 13, 2
208 Bno Biniloctium d6 [Uho]6g187f148d69s2 2, 8, 18, 32, 50, 50, 32, 14, 2
209 Bne Binilennium d7 [Uho]6g187f148d79s2 2, 8, 18, 32, 50, 50, 32, 15, 2
210 Bun Biunnilium d8 [Uho]6g187f148d89s2 2, 8, 18, 32, 50, 50, 32, 16, 2 原子序210可能為不違反目前理論之最大值。
211 Buu Biununium d9 [Uho]6g187f148d109s1 2, 8, 18, 32, 50, 50, 32, 18, 1
212 Bub Biunbium d10 [Uho]6g187f148d109s2 2, 8, 18, 32, 50, 50, 32, 18, 2
213 But Biuntrium p1 [Uho]6g187f148d109s29p1 2, 8, 18, 32, 50, 50, 32, 18, 3
214 Buq Biunquadium p2 [Uho]6g187f148d109s29p2 2, 8, 18, 32, 50, 50, 32, 18, 4
215 Bup Biunpentium p3 [Uho]6g187f148d109s29p3 2, 8, 18, 32, 50, 50, 32, 18, 5
216 Buh Biunhexium p4 [Uho]6g187f148d109s29p4 2, 8, 18, 32, 50, 50, 32, 18, 6
217 Bus Biunseptium p5 [Uho]6g187f148d109s29p5 2, 8, 18, 32, 50, 50, 32, 18, 7
218 Buo Biunoctium p6 [Uho]6g187f148d109s29p6 2, 8, 18, 32, 50, 50, 32, 18, 8

參考文獻[编辑]

  1. ^ Walter Greiner and Stefan Schramm, Am. J. Phys. 76, 509 (2008), and references therein.

参见[编辑]