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Chemistry
Screening effect is not observed in
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Q. Screening effect is not observed in
Manipal
Manipal 2013
Classification of Elements and Periodicity in Properties
A
$ He^{+} $
24%
B
$ Li^{2+} $
10%
C
$ Be^{3+}$
2%
D
all cases
64%
Solution:
$He ^{+},\, Li ^{2+}$ and $Be ^{3+}$ each has one electron, hence no screening.