MP Board · Class 11 · Chemistry · Classification of Elements and Periodicity in PropertiesWhich statement regarding second ionization enthalpy ($IE2$) compared to first ionization enthalpy ($IE1$) is always correct?
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Total Attempts: 20
Accuracy Rate: 35%
Step-by-Step Solution
Removing an electron from a positively charged cation requires more energy due to greater attraction from the nucleus, so $IE_2$ is always greater than $IE_1$.
Detailed Options Breakdown
Option : $IE_2 < IE_1$
Incorrect choice. This distractor represents a common misunderstanding of the core principles of Classification of Elements and Periodicity in Properties.
Option 1: $IE_2 = IE_1$
Incorrect choice. This distractor represents a common misunderstanding of the core principles of Classification of Elements and Periodicity in Properties.
Option 2: $IE_2 > IE_1$ (Correct Answer)
Correct choice. Refer to the step-by-step verified solution guidelines above for details.
Option 3: $IE_2 = 0$
Incorrect choice. This distractor represents a common misunderstanding of the core principles of Classification of Elements and Periodicity in Properties.
💡 Study Guide: This question tests core syllabus concepts from Classification of Elements and Periodicity in Properties. For formulas, key summaries, and mock exam reference guides, read the full Classification of Elements and Periodicity in Properties Revision Notes.