Question

Please help!!!During an experiment, iron powder and sulfur powder were heated together to form a black mass. It was observed that a magnet, when brought near the black mass, did not attract the black mass. Which of the following correctly justifies the observation?
The black mass is a mixture and no longer retains the properties of iron.
The black mass is a mixture and retains the properties of iron.
The black mass is a pure substance and no longer retains the properties of iron.
The black mass is a pure substance and retains the properties of iron.

Answer 1

C) The black mass I.e FeS is a pure substance(a compound) and no longer retains the character of one of the constituting elements I.e Iron like the properties of Compounds state.