BRAINCAKE

The Importance of Hydrogen Bonding

AQA AS-level ChemistryBondingLesson 18 of 30

Hydrogen bonds are about 10% the strength of covalent bonds, but when there ar a lot of them, their effect can be significant.

Hydrogen bonds can break and reform more easily than covalent bonds.

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Key terms in this lesson

Covalent bond
A strong electrostatic attraction between a shared pair of electrons and the nuclei of the bonded atoms.
Hydrogen bond
A strong permanent dipole-dipole interaction between a hydrogen atom bonded to N, O or F and a lone pair on an electronegative N, O or F atom of another molecule.

More in Bonding

All 30 lessons in Bonding · All AQA AS-level Chemistry topics