Both sample A and sample B are made with iron and sulphur. A gas evolves in each case. For sample A the gas is odourless while for sample B it smells of rotten eggs. Identify which of the sample is a mixture and which is a compound. Write a chemical equation to show reaction taking place with each sample. What will happen when a magnet is brought near the two samples? Write two differences you can conclude between mixtures and compounds through this activity.
Answers
Answered by
0
Answer:
Explanation:
(i) Sulphur-di-oxide gas is evolved. Colourless, gas with smell of burning sulphur. It turns acidified potassium dichromate orange to green.
(ii) Hydrogen sulphide gas is evolved. Colourless gas with smell of rotten eggs. It turns lead acetate paper black.
Similar questions