NDA 2026 Chemistry question
Consider the following statements regarding hydrogen bonds : I. Hydrogen bonds can only form when hydrogen is bonded to oxygen, nitrogen or fluorine. II. Hydrogen bonds are intramolecular only. III. The strength of a hydrogen bond decreases with a decrease in the electronegativity of the two bonded atoms. Which of the statements given above is/are not correct ?
Answer: (B)
Solution
Hydrogen bonds form when hydrogen is attached to a highly electronegative atom (F, O or N), and they become weaker as the electronegativity of that atom
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