Download App

STD 11 - 4. Chemical bonding and molecular structure — JEE STD 11 Science — Question

Gujarat BoardEnglish MediumSTD 11 ScienceJEESTD 11 - 4. Chemical bonding and molecular structure4 Marks
MCQ
Which of the following is diamagnetic
  • A
    Oxygen molecule
  • B
    Boron molecule
  • C
    $N_2^ + $
  • ✓
    None
✓

Answer

Correct option: D.
None
(d) Oxygen molecule $({O_2})$ boron molecule $({B_2})$ and $N_2^ + $ ion,

all of them have unpaired electron, hence they all are paramagnetic. 

Need a full question paper?

Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.

Start Generating Free

Explore more

JEE STD 11 Science question papers→Gujarat Board STD 11 Science question papers→Gujarat Board question paper generator→

Similar questions

Which one of the following will show geometrical isomerism?
→
Which of the following is not used to construct salt bridge
→
An aqueous solution of hydrochloric acid
→
Which is most reactive towards soda-lime decarboxylation ?
→
What is the magnetic moment (spin only) and hybridisation of the brown ring complex $[Fe(H_2O)_5NO]SO_4$ ?
→
Which of the following is not suitable for use in a descicator to dry substances
→
Aldol condensation will not be observed in
→
Among the following, the species having the smallest bond is
→
On the basis of the following $E^o$ values, the strongest oxidizing agent is

$[Fe(CN)_6]^{4-} \rightarrow [Fe(CN)_6]^{3-} + e^{-1}\, ;$  $ E^o = -0.35\, V$

$Fe^{2+} \rightarrow Fe^{3+} + e^{-1}\ ;$  $E^o = -0.77\, V$

→
A liquid mixture boils without changing constituent is called
→