Question
A black mineral (A) is soluble in NaCl solution forming (B). On adding Zn into (B), metal (C) is formed. Metal (C) on boiling with HNO3 forms (D) which gives white ppt (E) with NaCl soluble in NH3 solution. (A) can be obtained when (D) reacts with hypo. (A) to (E) are
(A) : Ag2S
(B) : Na[Ag(CN)2]
(C) : Ag
(D) : AgNO3
(E) : AgCl .
If true enter 1, else enter 0.