Chemistry IGCSE Revision Already Graded A+
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Chemistry IGCSE Revision Already Graded A+ 
Ionic Bonding ️Between a metal and a non-metal 
1) soluble in water - polar water molecules are attracted to the giant 3D crystal lattice and break it apart 
2) conduct electricity when molten - when molten, the bonds have broken and the electrons are free to 
move and carry charge 
3) normally solids at room temperature - ions held in a fixed position by strong bonds 
4) higher melting and boiling points - strong ionic bonds in a 3D crystal la...