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Question 13Silver articles become black on prolonged exposure to air. This is due to the formation of:(a) Ag3N(b) Ag2O(c) Ag2S(d) Ag2S and Ag3N

Answer» Question 13

Silver articles become black on prolonged exposure to air. This is due to the formation of:

(a) Ag3N

(b) Ag2O

(c) Ag2S

(d) Ag2S and Ag3N


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