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Iron II Sulphate

Which of the ...

Question

Which of the following options is/are true when 4 moles of $F e S O_{4}$ is strongly heated?

2 moles of

F e_{2} O_{3}

are formed

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2 moles of

S O_{2}

are formed

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2 moles of

S O_{3}

are formed

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4 moles of

F e O

are formed

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Solution

The correct option is C 2 moles of $S O_{3}$ are formed
On heating, $F e S O_{4}$ crystals loses water and anhydrous $F e S O_{4}$ is formed. Further heating gives the following reaction:
$2 F e S O_{4} △ - \to F e_{2} O_{3} + S O_{2} + S O_{3}$

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