Question
Which of the following orders is not correct for the acidic character?
A.
$$C{H_3}C{H_2}CH\left( {Cl} \right)COOH > $$ $$C{H_3}CH\left( {Cl} \right)C{H_2}COOH > $$ $$C{H_2}\left( {Cl} \right)C{H_2}C{H_2}COOH > $$ $$C{H_3}C{H_2}C{H_2}COOH$$
B.
$$IC{H_2}COOH < BrC{H_2}COOH$$ $$ < ClC{H_2}COOH < FC{H_2}COOH$$
C.
$$CC{l_3}COOH < CHC{l_2}COOH$$ $$ < C{H_2}ClCOOH < C{H_3}COOH$$
D.
$$HCOOH > C{H_3}COOH > $$ $${C_2}{H_5}COOH > {\left( {C{H_3}} \right)_2}CHCOOH$$
Answer :
$$CC{l_3}COOH < CHC{l_2}COOH$$ $$ < C{H_2}ClCOOH < C{H_3}COOH$$
Solution :
The correct order of acidity is $$CC{l_3}COOH > CHC{l_2}COOH$$ $$ > C{H_2}ClCOOH > C{H_3}COOH$$