why oxygen is paramagnetic in nature by molecular orbital theory
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configuration of O2 according to Molecular orbital theory is -----
Sigma1s² , Sigma*1s², Sigma 2s², sigma* 2s² , sigma2Px², π2Py²≈π2Pz² , π*2Py¹ ≈π*2Pz¹
here you see last two term π*2Py and π*2Pz have one -one electron so, O2 have two unpaired electrons.
hence , O2 is paramegnetic .//
Sigma1s² , Sigma*1s², Sigma 2s², sigma* 2s² , sigma2Px², π2Py²≈π2Pz² , π*2Py¹ ≈π*2Pz¹
here you see last two term π*2Py and π*2Pz have one -one electron so, O2 have two unpaired electrons.
hence , O2 is paramegnetic .//
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