Haloalkanes and Haloarenes questions
1135 published questions with worked solutions.
- Benzyl chloride is formed when toluene is treated with Cl₂ in the
- Chlorobenzene gives DDT when it reacts with
- The number of carbon–carbon double bonds in BHC (gammaxene, hexachlorocyclohexane) is
- Chlorine is least reactive (towards nucleophilic substitution) in
- The aryl halide that undergoes nucleophilic substitution most readily is
- The chemical name of DDT is
- Gammexane, the γ-isomer of benzene hexachloride (BHC), is also known as
- When benzyl chloride is boiled with an aqueous solution of lead nitrate, the main product is
- Chlorine is most reactive (towards nucleophilic substitution) in
- Although chlorobenzene itself does not undergo Ullmann's reaction, the presence of a ____ group at the *ortho*/*para* position...
- Chlorobenzene, heated with NaOH at 300 °C under pressure, gives
- [IIT 2011] A phthalimide-type ring system is treated with (i) KOH, (ii) 4-bromobenzyl chloride. The major product is
- In the reaction of *p*-chlorotoluene with KNH₂ in liquid NH₃, the major product is
- Which chloro-derivative of benzene would undergo hydrolysis with aqueous NaOH most readily, to give the corresponding hydroxy...
- [IIT 2004] The correct order of reactivity of PhMgBr with (I) Ph–CO–Ph, (II) CH₃–CHO, (III) CH₃–CO–CH₃ is
- [IIT 2004] The correct order of reactivity of PhMgBr with (I) Ph–CO–Ph, (II) CH₃–CO–H, (III) CH₃–CO–CH₃ is
- 1-Phenyl-2-chloropropane (C₆H₅CH₂–CHCl–CH₃), on treatment with aqueous KOH, gives mainly
- Replacement of the Cl of chlorobenzene by –OH requires drastic conditions, but the Cl of 2,4-dinitrochlorobenzene is readily...
- Chlorobenzene, on heating with aqueous NH₃ under pressure in the presence of Cu₂Cl₂ (cuprous chloride catalyst), gives
- Ullmann's reaction is used for the preparation of
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