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Certified seeds are seed produced by reputable companies and have been proven to have 100% germination potential.
Binary electrolyte is an electrolyte that contains only one cation and one anion.
Chitting is the practice of arranging irish potatoes in layers of 2 or 3 deep in a room with diffused light to enhance sprouting.
Ionization energy is the minimum amount of energy required to remove an electron from the outermost energy level of an atom in gaseous state.
Co-ordinate or Dative covalent bonding is where one atom gives both of the shared electrons in the bond. Instead of each a tom giving an electron, one atom gives electrons that are shared. Example of a substance that is formed through co-ordinate or dative covalent bonding is ammonium ions (NH4+). That is Ammonia (NH3+) plus hydrogen ion (H+).