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Question
Chemistry
The trivalent ion having largest size in lanthanide series is:
Q. The trivalent ion having largest size in lanthanide series is:
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Punjab PMET
Punjab PMET 2004
The d-and f-Block Elements
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A
T
i
18%
B
Z
r
16%
C
H
F
23%
D
L
a
43%
Solution:
The trivalent ion having largest size in lenthanide series is lanthanum. This is due to lanthanide contraction.