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p -Block elements - ll — Chemistry STD 12 Science — Question

CBSE BoardEnglish MediumSTD 12 ScienceChemistryp -Block elements - ll1 Mark
MCQ
Bromine water reacts with $S{O_2}$ to form
  • A
    ${H_2}O$ and $HBr$
  • ✓
    ${H_2}S{O_4}$ and $HBr$
  • C
    $HBr$ and $S$
  • D
    $S$ and ${H_2}O$
✓

Answer

Correct option: B.
${H_2}S{O_4}$ and $HBr$
b
(b) $B{r_2} + 2{H_2}O + S{O_2}\, \to {H_2}S{O_4} + 2HBr$

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$a. \text{Fe}_{2}\text{O}_{3}+3\text{CO}\ \xrightarrow{\ \ \ \ \ }2\text{Fe}+3\text{CO}_{2}$
$b. \text{FeO}+\text{SiO}_{2}\ \xrightarrow{\ \ \ \ }\text{FeSiO}_{3}$
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