Question

what happens when
a)dilute sulphuric acid is added to a mixture of iron fillings and sulphur powder
b)dilute sulphuric acid is added to a mixture of iron fillings and sulphur powder heated to red hot followed by cooling

Answer 1

a)when sulphuric acid is added to iron filings it forms feso4 and h2. this is an example of displacement reaction.the reaction that happened is:
Fe + H2SO4 gives you FeSO4 + H2