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AP EAPCET 25-Aug-2021 Shift 1 Paper

Section: Chemistry

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Question : 153

Total: 160

When Sulphur is boiled with Na2SO3, a compound (A) is produced. (A) on reaction with excess AgNO3 solution gives a compound ( B ), which after dissolving in water produces a black colored sulphide (C). Identify the compound (A),(B) and (C).

Na2S2O3,Ag2S2O3,Ag2S
Na2SO4,Ag2SO4,Ag2S
Na2S2O7,Ag2SO4,Ag2S
Na2SO5,Ag2SO5,Ag2SO4

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