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NTA Abhyas JEE Main2020ChemistryChemical Bonding and Molecular StructurePractice

Which of the following are arranged in the decreasing order of dipole moment?

Options

  1. AC H 3 C l , C H 3 B r , C H 3 F
  2. BC H 3 C l , C H 3 F , C H 3 B r
  3. CC H 3 B r , C H 3 C l , C H 3 F
  4. DC H 3 B r , C H 3 F , C H 3 C l

Correct answer

B. C H 3 C l , C H 3 F , C H 3 B r

Step-by-step solution

The values of dipole moments of methyl halides C H 3 F 1.51 D; C H 3 C l 1.56 D C H 3 B r 1.4 D; C H 3 I 1.29 D C H 3 C l > C H 3 F > C H 3 B r > C H 3 I

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