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Chemistry
Benzene can be obtained by heating either benzoic acid with X or phenol with 'Y' . 'X' and 'Y' are respectively:
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Q. Benzene can be obtained by heating either benzoic acid with $X$ or phenol with $'Y' . 'X'$ and $'Y'$ are respectively:
KCET
KCET 2004
Hydrocarbons
A
Zinc dust and sodium hydroxide
20%
B
Soda lime and copper
15%
C
Zinc dust and soda lime
23%
D
Soda lime and zinc dust
43%
Solution:
$C_6H_5COOH \xrightarrow{NaOH} C_6H_5COONa \xrightarrow[O_2(X)]{(NaOH + CaO), \Delta} C_6H_5 +Na_2CO_3 $
$C_6H_5OH \xrightarrow[O_2(Y)]{Zn,\Delta} C_6H_6 + ZnO$