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JEE CHEMISTRY MCQ: CLASSIFICATION OF ELEMENTS AND PERIODICITY IN PROPERTIES
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Medium
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Understanding
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Assertion: Electron gain enthalpy can be exothermic or endothermic.
Reason: Electron gain enthalpy provides a measure of the ease with which an atom adds an electron to form anion.
Reason: Electron gain enthalpy provides a measure of the ease with which an atom adds an electron to form anion.
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Correct option: B
Assertion is correct, reason is correct; reason is not a correct explanation for assertion
Option B (Assertion is correct, reason is correct; reason is not a correct explanation for assertion) is correct because both the assertion and reason are true statements, but the reason does not explain why electron gain enthalpy can be exothermic or endothermic.
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