Out of `C_(6)H_(5)CH_(2)Cl` and `C_(6)H_(5)CHClC_(6)H_(5)`, which is more easily hydrolysed by aqueous KOH.

Out of C_(6)H_(5)CH_(2)CL and C_(6)H_(5)CHCIC_(6)H_(5) , which is more easily hydrolysed by aqueous KOH?

Out of C_(6)H_(5) CH_(2) Cl and C_(6) H_(5) CH Cl C_(6) H_(5) , which is more easily hydrolysed aqueous KOH ?

Out of C_6H_5CH_2Cl and C_6H_5CHClC_6H_5 , which is more easily hydrolysed by aqueous KOH ?

C_(6)H_(5)CH=CH-CO-C_(6)H_(5)

Out of C₆H₅ CH₂Cl and C₆ H₅ CHClC₆H₅ which is more easily hydrolysed by aqueous KOH ?

Out of two bromoderivatives C_(6)H_(5)CH(CH_(3))Br and C_(6)H_(5)CH(C_(6)H_(5))Br , which one is more reactive in S_(N^(1)) reaction and why?