JEE Main 2024 Chemistry question
The total number of molecules with zero dipole moment among CH₄, BF₃, H₂O, HF, NH₃, CO₂ and SO₂ is .
Answer: 3
Solution
CH₄ (tetrahedral), BF₃ (trigonal planar) and CO₂ (linear) are non-polar. H₂O, HF, NH₃ and SO₂ are polar because of their geometry.