what happens when Silver chloride an exposure to sunlight Share with your friends Share 9 Akshita Jain answered this hope it helps 23 View Full Answer Minara Giri answered this silver chloride which is white in colour it decompose to silver metal and chlorine.it form sivery deposits which is the silver metal. -1 Raju answered this silver metal is decomposed by light to form silver and chlorine.AgCl2 = Ag + Cl2 6 Pothukuchi Niharika answered this WHEN SILVER CHIORIDE IS DECOMPOSED IN SUNLIGHT IT TURNS INTO GREY COLOUR ANDTHIS REACTION IS DECOMPOSITION REACTION .this is the formule AgCl2=Ag+Cl2 26