MCQ
$FeSO_4 .7H_2O$ (Green Vitriol) salt on thermal decomposition does not produce
- A$SO_2$
- ✓$O_2$
- C$SO_3$
- D$H_2O$ vapour
✓
Answer
Correct option: B.
$O_2$
b
$2FeS{O_4}.7{H_2}O\,\xrightarrow[{ - 14\,\,{H_2}O}]{{300\,{\,^o}C}}2FeS{O_4}\xrightarrow{\Delta }F{e_2}{O_3}(s)\, + S{O_2} \uparrow + S{O_3} \uparrow $
$2FeS{O_4}.7{H_2}O\,\xrightarrow[{ - 14\,\,{H_2}O}]{{300\,{\,^o}C}}2FeS{O_4}\xrightarrow{\Delta }F{e_2}{O_3}(s)\, + S{O_2} \uparrow + S{O_3} \uparrow $
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