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STD 11 - 3. Classification of elements and periodicity in properties — NEET STD 11 Science — Question

Gujarat BoardEnglish MediumSTD 11 ScienceNEETSTD 11 - 3. Classification of elements and periodicity in properties4 Marks
Question
Incorrect statements among the following is/are
✓

Answer

c
In a period the value of ionisation potential increases from left to right with breaks where the atoms have some what stable configuration. In this case $N$ has half filled stable orbital. Hence has highest ionisation energy. Thus the correct order is $B < C < O < N$ not $B < C < N < O$

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