MCQ
Which pair from the following will not form an ideal solution
- A$CC{l_4} + SiC{l_4}$
- ✓${H_2}O + {C_4}{H_9}OH$
- C${C_2}{H_5}Br + {C_2}{H_5}I$
- D${C_6}{H_{14}} + {C_7}{H_{16}}$
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$(a) P_2O_7^{4-}$ $(b) S_2O_5^{2-}$
$(c) S_2O_7^{2-}$ $(d) Cl_2O_7$
$(e) Mn_2O_7$ $(f) S_2O_8^{2-}$

$A.\,\,F -CH_2\,\,CH_2\,\,COOH$
$\begin{array}{*{20}{c}}
{B.\,\,Cl - CH - C{H_2} - COOH} \\
{|\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,} \\
{\,\,Cl\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,}
\end{array}$
$C.\,\,F -CH_2 -COOH$
$D.\,\,Br -CH_2-CH_2 -COOH$
Correct answer is
$(A)$ $P$ (major) $(B)$ $Q$ (minor) $(C)$ $R$ (minor) $(D)$ $S$ (major)