Engineer & Medical

Exam 2021 Chemistry question bank (Chemistry)

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Q1.

The compounds $A$ and $B$ are respectively

figure

(A)
$Ph-CH(Cl)(OMe)$ and $Ph-CH=CH-CO_2H$
(B)
$Ph-CH(OMe)_2$ and $PhCOCH_3$
(C)
$Ph-CH(OMe)(OH)$ and $Ph-CH(OH)-CH_2-CO_2H$
(D)
$Ph-CH(OMe)_2$ and $Ph-CH=CH-CO_2H$
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Q2.

The total number of structural products formed in the following reaction sequence is $CH_3COCl \xrightarrow{i) (CH_3)_2Cd} (P)$; $(P) + CH_3CHO \xrightarrow{ii) NaOH (aq.), \Delta} ?$

(A)
$2$
(B)
$4$
(C)
$1$
(D)
$3$
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