IB Biology Sub-topic A1.1 Definitions
This page contains our IB Biology definitions for sub-topic A1.1. By learning each one of these definitions, you will fully cover the content for IB Biology 'Water'.
dipole
The presence of positive and negative poles in a molecule due to unequal sharing of electrons between atoms
hydrogen bonding
The strongest intermolecular force that only occurs between hydrogen and oxygen, nitrogen, or fluorine
polar molecule
A molecule with unequal covalent bonds between the atoms
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