Electronegativity trends→Atomic radius decreases
→Ionization energy increases
→Electronegativity increases
→
Lanthanides
116*(^117) La1.1
(^118) Ce1.12
(^119) Pr1.13
(^120) Nd1.14
(^121) Pm1.13
(^122) Sm1.17
(^123) Eu1.2
(^124) Gd1.2
(^125) Tb1.1
(^126) Dy1.22
(^127) Ho1.23
(^128) Er1.24
(^129) Tm1.25
(^130) Yb1.1
(^131) Lu1.27
Actinides^132
**
Ac^133 1.1
Th^134 1.3
Pa^135 1.5
U^136 1.38
Np^137 1.36
Pu^138 1.28
Am^139 1.13
Cm^140 1.28
Bk^141 1.3
Cf^142 1.3
Es^143 1.3
Fm^144 1.3
Md^145 1.3
No^146 1.3
Lr^147
116
https://en.wikipedia.org/wiki/Lanthanides
117
https://en.wikipedia.org/wiki/Lanthanum
118
https://en.wikipedia.org/wiki/Cerium
119
https://en.wikipedia.org/wiki/Praseodymium
120
https://en.wikipedia.org/wiki/Neodymium
121
https://en.wikipedia.org/wiki/Promethium
122
https://en.wikipedia.org/wiki/Samarium
123
https://en.wikipedia.org/wiki/Europium
124
https://en.wikipedia.org/wiki/Gadolinium
125
https://en.wikipedia.org/wiki/Terbium
126
https://en.wikipedia.org/wiki/Dysprosium
127
https://en.wikipedia.org/wiki/Holmium
128
https://en.wikipedia.org/wiki/Erbium
129
https://en.wikipedia.org/wiki/Thulium
130
https://en.wikipedia.org/wiki/Ytterbium
131
https://en.wikipedia.org/wiki/Lutetium
132
https://en.wikipedia.org/wiki/Actinides
133
https://en.wikipedia.org/wiki/Actinium
134
https://en.wikipedia.org/wiki/Thorium
135
https://en.wikipedia.org/wiki/Protactinium
136
https://en.wikipedia.org/wiki/Uranium
137
https://en.wikipedia.org/wiki/Neptunium
138
https://en.wikipedia.org/wiki/Plutonium
139
https://en.wikipedia.org/wiki/Americium
140
https://en.wikipedia.org/wiki/Curium
141
https://en.wikipedia.org/wiki/Berkelium
142
https://en.wikipedia.org/wiki/Californium
143
https://en.wikipedia.org/wiki/Einsteinium
144
https://en.wikipedia.org/wiki/Fermium
145
https://en.wikipedia.org/wiki/Mendelevium
146
https://en.wikipedia.org/wiki/Nobelium
147
https://en.wikipedia.org/wiki/Lawrencium