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PART - 2 CH - 9 Hydrocarbons — Chemistry STD 11 Science — Question

Gujarat BoardEnglish MediumSTD 11 ScienceChemistryPART - 2 CH - 9 Hydrocarbons5 Marks
Question
Explain the mechanism of sulphonation and Friedel Crafts reaction.
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  1. Identify the oxidising agent and reducing agent in the following reactions:
  1. $\text{MnO}_2+4\text{HCl}\xrightarrow{ \ \ \ \ \ \ \ }\text{MnCl}_2+\text{Cl}_2+2\text{H}_2\text{O}$
  2. $2\text{MnO}_4^-10\text{Cl}^-+16\text{H}^+\\ \xrightarrow{ \ \ \ \ }2\text{Mn}^{2+}+5\text{Cl}_2+8\text{H}_2\text{O}$
  1. Calculate the oxidation number of underlined elements in the following speries.
$\text{Pb}_3\text{O}_4,$ $\text{H}_2\text{Cl}$, $\text{PO}_4^{3-}$
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