what is the colour of the solution when sulphuric acid is added to the mixture of iron fillings and sulphur??
Dilute hydrochloric acid is added in turn to a mixture of iron and sulphur and to the compound formed between iron and sulphur. Name the gas formed in each case.
Which gas is produced when a mixture of iron filling and sulphur powder is treated with dilute sulphuric acid at room temperature? Which gas would be produced if the same mixture is heated strongly cooled and then treated with dilute sulphuric acid? What is the cause of difference in this property