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Which of following will have the most negative electron gain enthalpy and which the least negative? F, P, S, Cl
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a
P, Cl
b
Cl, F
c
Cl, S
d
Cl, P
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Correct option is D
Cl→[Ne]3s23p5P→[Ne]3s23p3⟶ stable half-filled configuration Most negative electron gain enthalpy →Cl Least negative electron gain enthalpy →PTalk to our academic expert!
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Order of electron affinity of and is
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