IB CHEMISTRY

2.2.9 Physical Properties

Melting point, solubility, and conductivity depend on bonding type.

Properties Summary

Structure TypeMelting/Boiling PointSolubility (Water)Conductivity
Giant CovalentVery HighInsolubleNo (except Graphite)
IonicHighSoluble (mostly)Only when molten/aq
Polar CovalentMediumSoluble ("Like dissolves like")No
Non-Polar CovalentLowInsolubleNo