Which of the following molecule is paramagnetic

[CPMT 1980; RPET 1999;MP PMT 1999; RPMT 2000]

Chlorine

No worries! We‘ve got your back. Try BYJU‘S free classes today!

Nitrogen

No worries! We‘ve got your back. Try BYJU‘S free classes today!

Oxygen

Right on! Give the BNAT exam to get a 100% scholarship for BYJUS courses

Hydrogen

No worries! We‘ve got your back. Try BYJU‘S free classes today!

Open in App

Solution

The correct option is C Oxygen
Oxygen is paramagnetic due to the presence of two unpaired electron :

$O_{2} = σ (1 s)^{2} σ^{} (1 s)^{2} σ (2 s)^{2} σ^{} (2 s)^{2}$
$σ (2 p_{x})^{2} π (2 p_{y})^{2} π (2 p_{x})^{2} π^{} (2 p_{y})^{1} π^{} (2 p_{z})^{1}$

Suggest Corrections

Similar questions

Vitamin B₁₂ contains metal

[Bihar MEE 1997; RPET 1999; Pb. PMT 1999; AFMC 2002;

CBSE PMT 2003; CPMT 2003; MP PMT 2003]

The total energy of a particle executing S.H.M. is proportional to

[CPMT 1974, 78; EAMCET 1994; RPET 1999;

MP PMT 2001; Pb. PMT 2002; MH CET 2002]

[MP PET 1994; CPMT 1996; RPMT 1999; JIPMER 2002]

$\int_{0}^{\frac{π}{2}} l o g t a n x d x =$ [MP PET 1999; RPET 2001, 02; Karnataka CET 1999, 2000, 01, 02]

Tyndall effect would be observed in a

[CPMT 1973, 79, 90, 91, 94; MP PET 1999;

MP PMT 1973, 89; DPMT 1982, 83; AFMC 1999]

Join BYJU'S Learning Program