… Ammonia, anhydrous or in aqueous solution. …
Explanatory notes
… they are electrolytes giving a metal or an analogous ion (ammonium (NH 4 + )) at the cathode. Metal oxides are … alkaline or other bases to form salts, while another more common class (amphoteric oxides) can behave both as … (2) Other inorganic bases containing no oxygen, such as ammonia (heading 28.14), or hydrazine (heading 28.25), and …