X and Y in the below reaction are .... and .... respectively
C6H5 - CO2H + X C6H5 - COCl
SOCl2 and C6H5CHO
(COCl)2 and C6H5CH3
SOCl2 and C6H5CH3
(COCl)2 and C6H5CH2OH
The major product P formed in the following reaction is
B.
2 moles of Cl2 gives 2 moles of Cl+ ions, which are attached at p-position of both the rings. Hence, final product will be-
Hence, FeCl3 acts as a Lewis acid.
The correct increasing order of the acidic strength of acids, butyric acid (I), 2-chlorobutyric acid (II), 3-chlorobutyric acid (III) and 2, 2-dichlorobutyric acid (IV) is
I < II < III < IV
III < II < IV < I
I < III < II < IV
III < I < II < IV
The correct order of increasing reactivity of the following alkyl halides, CH3CH2CH(Br)CH3
(I) CH3CH2CH(Br)CH3
(II) (CH3)2CClCH2CH3
(III) CH3CH2CH2Cl and
(IV) Towards SN2 displacement is
I < II < III < IV
III < I < IV < II
III < I < II < IV
II < IV < I < III
The condensation reaction between one equivalent of acetone and two equivalents of benzaldehyde in presence of dilute alkali leads to the formation of
Benzalacetophenone
Benzylideneacetone
Dibenzylideneacetone
Benzoic acid and acetic acid