Question

name the substance which when reacts with dilute sulphuric acid gives a gas having rotten egg smell

Answer 1

Answer:-

With warm dilute H2SO4 a sulphide gives hydrogen sulphide gas which smells like rotten eggs.

Answer 2

If CO2 gas is passed in excess through lime water, the milkiness produced disappears due to the formation of calcium hydrogen carbonate which is soluble in water. (a) With warm dilute H2SO4 a sulphide gives hydrogen sulphide gas which smells like rotten eggs.