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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
MCQ
Which of the following order is incorrect for size?
  • A
       $Se^{-2} > Cl^-> O^{-2} > Na^+$
  • B
    $Li^+ > Mg^{+2} > Al^{+3}$
  • C
    $P^{-3} > N^{-3} > Mg^{+2}$
  • ✓
    $S^{-2} > Ca^{+2} > K^+ > Ba^{+2}$
✓

Answer

Correct option: D.
$S^{-2} > Ca^{+2} > K^+ > Ba^{+2}$
d

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