Chemistry · 2023
JEE Main · 24 January 2023, Shift 2 · Q31
What is the number of unpaired electron(s) in the highest occupied molecular orbital of the following species: N_2; N_2^+; O_2; O_2^+?
What is the number of unpaired electron(s) in the highest occupied molecular orbital of the following species : $\displaystyle \mathrm{N}_2 ; \mathrm{N}_2{ }^{+} ; \mathrm{O}_2 ; \mathrm{O}_2{ }^{+}$?
Official answer
From NTA’s final answer key for this paper.
(1)
$\displaystyle 0, 1, 2, 1$
All Chemical Bonding and Molecular Structure questionsPractice Chemical Bonding and Molecular Structure →
More from Chemical Bonding and Molecular Structure
- Number of molecules/ions from the following in which the central atom is involved in sp^3 hybridization is ____. NO_3^-, BCl_3, ClO_2^-, ClO_32024
- The number of non-polar molecules from the following is ____. HF, H_2 O, SO_2, H_2, CO_2, CH_4, NH_3, HCl, CHCl_3, BF_32024
- Number of molecules having bond order 2 from the following molecules is ____. C_2, O_2, Be_2, Li_2, Ne_2, N_2, He_22024
- A molecule with the formula AX_4 Y has all it's elements from p-block. Element A is rarest, monoatomic, non-radioactive from its group and has the…2025
- The total number of molecular orbitals formed from 2 s and 2 p atomic orbitals of a diatomic molecule is ____.2024
- In the lewis dot structure for NO_2^-, total number of valence electrons around nitrogen is ____.2024
- Two p-block elements X and Y form fluorides of the type EF_3. The fluoride compound XF_3 is a Lewis acid and YF_3 is a Lewis base. The hybridizations…2026
- Which of the following linear combination of atomic orbitals will lead to formation of molecular orbitals in homonuclear diatomic molecules…2025
JEE Main 2023 Chemistry question, with the answer from NTA’s final answer key. Where our answers come from.