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Q. What are $X. Y$ and $Z$ in the following reations?
$CH _{2}- CH _{2}- CO\overset{\ominus}{O} \overset{\oplus}{N}a \ce{->[{X}]} Y \ce{<-[{\text{Kolbe's Electrolysis}}]}Z + H_2 O $
X Y Z
(a) $NaOH + CaO / \Delta$ $CH _{3} CH _{2} CH _{2} CH _{3}$ $CH _{3} CH _{2} CO\overset{\ominus}{O}\overset{\oplus}{N}a$
(b) $MO _{2} O _{3}$ $C _{2} H _{6}$ $CH _{3} CH _{2} CO\overset{\ominus}{O}\overset{\oplus}{N}a$
(c) $NaOH + CaO / \Delta C _{2} H _{6}$ $C _{2} H _{6}$ $CH _{3}CO\overset{\ominus}{O}\overset{\oplus}{N}a$
(d) $\left( CH _{3} COO \right)_{2} Mn / \Delta C _{3} H _{8}$ $C _{3} H _{8}$ $CH _{3}CH_2 CO\overset{\ominus}{O}\overset{\oplus}{N}a$

AP EAMCETAP EAMCET 2018

Solution:

$CH _{3}- CH _{2}- CO\overset{-}{O}\overset{+}{N} a$
$\longrightarrow CH _{3}- CH _{3}+2 CO _{2}+ H _{2}+ NaOH$

$X= NaOH + CaO / \Delta, Y= CH _{3}- CH _{3}$

$Z= CH _{3} COO ^{-} Na ^{+}$

Complete reaction is

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