MCQ
Correct order is
- ✓$F > Cl > Br > I$ $(E.A.)$
- B$F_2 > Cl_2 > Br_2 > I_2$ (bond dissociation energy)
- C$F_2 > Cl_2 > Br_2 > I_2$ (oxidising power)
- D$F^-> Cl^-> Br^-> I^-$ (reducing power)
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$\begin{array}{*{20}{c}}
{O\,\,\,\,\,\,\,\,\,} \\
{||\,\,\,\,\,\,\,\,\,\,} \\
{C{H_3} - C{H_2} - C - C{H_2}COO{C_2}{H_5}}
\end{array}\xrightarrow{{[X]\,}}(A)$$ \mathop {\xrightarrow{{(i)\,LiAl{H_4}\,}}}\limits_{(ii)\,{H_2}O/{H^ \oplus }} \begin{array}{*{20}{c}}
{O\,\,\,\,\,\,\,\,\,} \\
{||\,\,\,\,\,\,\,\,\,\,} \\
{C{H_3} - C{H_2} - C - C{H_2} - C{H_2}OH}
\end{array} + \,{C_2}{H_5}OH$
$[X]$ will be :

$(I)$ $1\, M$ glucose $(aq.)$
$(II)$ $1\, M$ sodium chloride $(aq.)$
$(III)$ $1\, M$ acetic acid in benzene
$(IV)$ $1\, M$ ammonium phosphate $(aq.)$