Sawaal
8
Q:

Which bond has the greatest ionic character?

A) H-F B) H-Cl
C) H-N D) H-O

Answer:   A) H-F



Explanation:

Ionic character depends on the electronegativity difference between the bonding elements. The greatest the elctronegativity diffference the greatest the ionic character.

Here in the given options, H-F has has the greatest ionic character. The electronegativity of Hydrogen is 2.1 and that of Fluorine is 4. Now the electronegativity difference is 4 - 2.1 = 1.9.

 

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