Q.
Which of the following is correct with respect to ionization enethalpy?
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a
Li > Na > K > Rb > CsIt is because of dominance of size over nuclear charge.
b
Li < B < Be It is because Be has 1s2 pair of electrons in valence shell.
c
C < O < NIt is because of 3-unpaired electrons in 2p, that give extra stability to N-atom.
d
All are correct.
answer is D.
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Detailed Solution
Based on stable electronic configurations and availability of electrons in their valence shell
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