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Q.

The experimental value of the dipole moment of H-X molecule is 1.2 D. The H—X bond length is 0.1nm. If the percent ionic character of the bond is 5x then what will be the value of x?

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Detailed Solution

For 100% ionic character of H-X, dipole moment =4.8×10−10×0.1×10−9×102=4.8D

Hence, % ionic character of H-X bond

=1.24.8×100=25

According to question

5x=25
x=5

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