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JEE Main 202431 JanuaryEvening Shift
Exam
JEE Main
Year
2024
Date
31 January
Shift
Evening Shift
Subject
Chemistry
Chapter
Chemical Bonding and Molecular Structure

JEE Main 2024 · 31 January · Evening Shift · Chemistry · Chemical Bonding and Molecular Structure

A diatomic molecule has a dipole moment of 1 .2 D . If the bond...

A diatomic molecule has a dipole moment of 1.2D1 .2 D. If the bond distance is 1Ao1\overset{o}{A}, then fractional charge on each atom is _____ ×10−1\times {10}^{- 1} esu. (Given 1D=10−18esucm1D = {10}^{- 18}esucm)

Correct answer

0

Step-by-step solution

Given,

 μ=1.2Dμ=q×dwhere,μ=dipole momentq=charged=distance\mu = 1 .2 D\mu = q \times d\text{where}, \mu = \text{dipole moment}q = \text{charge}d = \text{distance}

q=1.2D1.0A0q = \dfrac{1 . 2D}{1 . 0{A}^{0}}

∴q=1.2×10−10esu∴ q = 1 .2 \times {10}^{- 10}esu

Hence, the charge present on each atom is approximately zero.

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