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Chemical Reactions and Equations
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03/09/2021 12:03 pm
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When a green iron salt is heated strongly, its colour finally changes to 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 chemical equation for the reaction involved.
1 Answer
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03/09/2021 12:05 pm
(a) Ferrous sulphate.
(b) Decomposition reaction.
(c) 2FeSO4 + Heat + Decomposition → Fe2O3 + SO2 + SO3