NEET2022Chemistry-Chemical Bonding
NEET 2022 Chemistry Molecular Orbital Theory MCQ Question
Type: MCQ-conceptual-Medium-Class 11
Which amongst the following is INCORRECT statement?
A
H₂⁻ ion has one electron.
B
O₂⁻ ion is diamagnetic.
C
The bond orders of O₂⁺, O₂, O₂⁻ and O₂²⁻ are 2.5, 2, 1.5 and 1, respectively.
D
C₂ molecule has four electrons in its two degenerate π molecular orbitals.
Correct Answer
Option B
Detailed Explanation
O₂⁻ ion is paramagnetic due to the presence of unpaired electrons. The other statements are correct.
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