An electron source is a bond or a lone pair of electrons. It is either a p bond or a lone pair on an atom of relatively high electron density in a molecule or ion, or a bond that must break during a reaction. An electron sink is an atom on a molecule or ion that can accept a new bond or lone pair of electrons.
What Military Threat Does North Korea Pose? It is impossible to say whether the recent threats from North Korea constitute a clear and immediate danger or whether the strong threats are just bluster in order to extract food aid and technical assistance from the international community.
Intelligence analysis. In the 16 July 1949 Weekly Summary, the Agency describes North Korea as a Soviet puppet regime. On 29 October, a Weekly Summary states that a North Korean attack on the South is possible as early as 1949, and cites reports of road improvements towards the border and troop movements there.