Which of the following statements is/are correct ?

Options

A. Phenyl vinyl ether (I) will decolouries `Br_(2)//CCI_(4)` solution but ethyl phenyl ether (II) will not.
B. 4-Fluorophenol (III) is a stronger acid than 4-methyl phenol (IV).
C. 3-Nitrophenol (V) is a stronger acid than 4-nitro-phenol (VI).
D. 4-Chlorophenol (VII) is a stronger acid than 4-fluorophenol (VIII).

Answer

A, B, D

Explanation

(I), due to the presence of `(C=C)` bond, reacts with `Br_(2)` by addition (thus, decolourise `Br_(2)` solution) but II does not.
b. Due to-1-effect of F in (III), it is a stronger acid than (IV) (+I effect of (Me) group).
c. Wrong statement.
d. NA