Question

'A’ Pale Yellow substance when treated with
Conc.HNO3 gives Brown gas 'B' The Substance
'A' also dissolves in sodium sulphite solution
heating a clear solution 'c' is formed.
IdentifyA,'B'and C

Answer 1

Answer:

A pale yellow substance (A) when heated with conc. HNO

3

evolves a brown coloured gas (B). The substance (A) also dissolves in sodium sulphite solution on heating. A clear solution (C) is formed which on acidification gives a turbid solution and a pungent smelled gas (D) which is formed by the substance (A) in air. The solution (C) decolourises iodide solution. Identify (A) to (D)

Answer 2

Answer:

substance A is sulphur..