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Chemistry
Which of the following statements is not correct?
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Q. Which of the following statements is not correct?
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CMC Medical 2015
A
$ La{{(OH)}_{3}} $ is more basic than $ Lu{{(OH)}_{3}} $
B
$ Z{{r}^{4+}} $ and $ H{{f}^{4+}} $ possess almost same ionic radii
C
$ C{{e}^{4+}} $ can act are reducing agent
D
In lanthanide series, ionic radius of $ L{{n}^{3+}} $ ions increase
Solution:
The ionic and atomic radii decreases from La to Lu due to lanthanoid contraction.