† potassamide Chem.
(pəʊˈtæsəmaɪd)
Also potassiamide (Ogilvie 1882).
[f. potass-ium + amide.]
An amide of potassium, formed by the substitution of one or more atoms of potassium for those of the hydrogen of ammonia (NH3). Two of these are known, monopotassamide, KH2N, and tripotassamide, K3N: see quots.
| 1838 T. Thomson Chem. Org. Bodies 7 Potassamide is amide of potassium. 1866 Odling Anim. Chem. 16 Caustic potash and potassamide may be regarded as the hydrated and ammoniated forms of chloride of potassium. 1866 Watts Dict. Chem. IV. 695 Amides of Potassium. Monopotassamide, KH2N, is formed when potassium is gently heated in ammonia-gas. It is an olive-green substance. Ibid., Tripotassamide or Nitride of Potassium, K3N,..is a greenish-black infusible substance. |