MCQ
Which halide is not oxidised by $Mn{O_2}$
- ✓$F$
- B$Cl$
- C$Br$
- D$I$
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The mass (in $\mathrm{mg}$ ) of $\mathrm{S}$ obtained is. . . . . . . [Use molar mass (in g mol ${ }^{-1}$ ) : $\mathrm{H}=1, \mathrm{C}=12, \mathrm{~N}=14, \mathrm{Br}=80$ ]