Question

In an experiment:
Some iron filings are mixed with sulphur powder in a china dish named A.
7g of iron and 4g of sulphur were taken in another china dish B. This mixture was heated to form a black mass C.
(a) Name C
(b) Which gases are evolved when dilute hydrochloric acid is added to A and B respectively?
(c) Write your observation when carbon disulphide is added to A.
(d) When a magnet is brought near A and B, no change was observed in B but iron filings from A got attracted towards the magnet. Give reason for the observation.

Answer 1

Answer:

Sorry this question is very long