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An element ‘A’ exists as a yellow solid in standard state. It forms a volatile hydride ‘B’ which is a foul smelling gas and is extensively used in qualitative analysis of salts.

An element ‘A’ exists as a yellow solid in standard state. It forms a volatile hydride ‘B’ which is a foul smelling gas and is extensively used in qualitative analysis of salts.

Grade:Upto college level

1 Answers

Moinak Bose
26 Points
5 years ago
A = Sulphur (S)and B = Hydrogen Sulphide (H2S).Further if we want to continue, we can also say that H2S on treating with O2 will give us Sulphur dioxide (SO2) which turns acidified Potassium permanganate (KMnO4) colourless.

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