NTA Abhyas NEET2020ChemistryChemical Bonding and Molecular StructurePractice
Which of the following is correct order of σ -bond strength? I . 2s-2s I I . 2s-2p I I I . 2p-2p I V . 3s-3s
Options
- AI > II > III > IV
- BIII > II > I > IV
- CIV > I > II > III
- DIII > I > II > IV
Correct answer
B. III > II > I > IV
Step-by-step solution
C o r r e c t   o r d e r     2 p ⋅ 2 p > 2 s ⋅ 2 p > 2 s ⋅ 2 s > 3 s .3 s ︸