Physics, asked by myadaramakshitha2006, 2 months ago

Bhawna took a pale green substance A in a test tube and heated it over the flame of a
burner. A brown coloured residue B was formed along with the evolution of two gases with
burning smell of sulphur.
Identify A and B. Write the chemical reaction involved.

Answers

Answered by tamannaclasses
2

Explanation:

Substance A is ferrous sulphate (FeSO4).

Two gases, sulphur dioxide and sulphur trioxide are evolved.

Substance Sis ferric oxide (FeSO3).

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Answered by sankarbrns
3

Answer:

When ferrous sulphate which is pale green substance on decomposition produce brown colour residue of ferric acid and oxides of sulphur.

Explanation:

A 2FeSO  4 (s) ⟶  B Fe2 O3 (s) +SO  2 (g)+SO  3 (g)

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