Question

. Roshni was performing an experiment in the chemistry lab. She was having a material ‘A’ which reacted with oxygen and formed a oxide ‘B’. After this ‘B’ was reacted with water to form sulphurous acid. A+ O2 gives B B + H2O gives H2SO3 Answer the question based on the above experiment- What is the nature of B?

Answer 1

B is sulfur oxide. Since it's a non-metallic oxide, it is acidic in nature.