Silver jewellery turns black when exposed to air for long duration. This is due to the formation of
(a)	Ag2O	(b)	Ag2S	(c)	Ag2O+ Ag3N	(d)	Ag3N

Question ID - 154678 | SaraNextGen Top Answer

Silver jewellery turns black when exposed to air for long duration. This is due to the formation of
(a)	Ag2O	(b)	Ag2S	(c)	Ag2O+ Ag3N	(d)	Ag3N