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21% of IItians & 23% of AIIMS delhi doctors are from Sri Chaitanya institute !!
An Intiative by Sri Chaitanya
a
Cs+ < K+ < Na+ < Li+
b
Cs+ < Na+ < Li+ < K+
c
Cs+ < K+ < Li+ < Na+
d
Li+ < K+ < Cs+ < Na+
answer is D.
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