... > chemical entity > molecular entity > main group molecular entity > p-block molecular entity > carbon group molecular entity > organic molecular entity > one-carbon compound > potassium cyanide

... > chemical entity > molecular entity > main group molecular entity > s-block molecular entity > alkali metal molecular entity > alkali metal salt > potassium salt > potassium cyanide

... > chemical entity > molecular entity > polyatomic entity > heteroatomic molecular entity > salt > alkali metal salt > potassium salt > potassium cyanide

... > chemical entity > molecular entity > main group molecular entity > s-block molecular entity > alkali metal molecular entity > potassium molecular entity > potassium salt > potassium cyanide

... > chemical entity > molecular entity > main group molecular entity > p-block molecular entity > pnictogen molecular entity > nitrogen molecular entity > organonitrogen compound > cyanides > cyanide salt > potassium cyanide

... > chemical entity > molecular entity > main group molecular entity > p-block molecular entity > carbon group molecular entity > organic molecular entity > heteroorganic entity > organonitrogen compound > cyanides > cyanide salt > potassium cyanide