Question

When a given Iron salt Is heated strongly its
colour finally changes to reddish brown and
odour of burning sulphur is given out.
(a) Name the Iron salt.
(b) Name the type of reaction that takes place
during the heating of Iron salt.
(c) Write a balanced chemical equation for the
reaction involved.
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Answer 1

HEYA!


a) The Iron salt is:

Iron sulphate(FeSO4-Iron sulphate heptahydrate)

↪It is blue green in colour.

b) Decomposition reaction

c) 2FeSO4---->Fe2O3+SO2+SO3