Which one of the following molecules is paramagnetic ?
← JEE Main 2014 · 19 Apr · Shift 1
ChemistrySingle correct+4 / -1Question 33 of 90
JEE Main 2014 · 19 Apr · Shift 1, Chemistry question 33
Answer and worked solution
Official answer: B
NO has 15 electrons, an odd number, with one unpaired electron in a π* orbital, so it is paramagnetic. , CO and are all diamagnetic.
Topics:Molecular orbital theory