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JEE Main Chemistry question

ChemistryChemical Bonding and Molecular StructureJEE Main

Out of CH_2Cl_2, CH_4, CCl_4, H_2O, CHCl_3, -dichlorobenzene, -cresol, -xylene, and , find the number of species with a non-zero value of dipole moment.

Answer: 7

Solution

Species with zero dipole moment (symmetric): (tetrahedral), (tetrahedral), -dichlorobenzene (para-substituted, dipoles cancel), -xylene (para-substituted, dipoles cancel),

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Question ID VK-156335