Classification of Elements and Periodicity in Properties - Result Question 15
####15. Which one of the following arrangements represents the correct order of least negative to most negative electron gain enthalpy for
[NEET Kar. 2013]
(a)
(c)
(d) C
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Solution:
- (a) As the nuclear charge increases, the force of attraction between the nucleus and the incoming electron increases and hence the elecron gain enthalpy becomes more negative, hence the correct order is
