Which statement below is false? Which statement below is false? A hydrogen bond is only 2-5% the strength of a typical covalent bond. A hydrogen bond is the strongest of the intermolecular forces. The large electronegativity difference between hydrogen and an F, O, or N atom is essential for the formation of a hydrogen bond. A hydrogen atom must be bonded directly to fluorine, oxygen, or nitrogen to exhibit hydrogen bonding. none of the above