Haloalkanes and Haloarenes questions
1135 published questions with worked solutions.
- Given below are two statements: Statement I: Due to increase in van der Waals forces, the order of boiling points is CH₃CH₂CH₂I >...
- What is the IUPAC name of the organic compound formed in the following chemical reaction? Acetone [ (ii) H _2 O, H ^+] (i) C _2 H...
- Given below are two statements : one is labelled as Assertion (A) and the other is labelled as Reason (R). Assertion (A) : S_N2...
- The correct statement regarding nucleophilic substitution reaction in a chiral alkyl halide is :
- Alkyl halide is converted into alkyl isocyanide by reaction with
- Given below are two statements: Statement I : High concentration of strong nucleophilic reagent with secondary alkyl halides...
- Given below are two statements : one is labelled as Assertion (A) and the other is labelled as Reason (R). Assertion (A) : CH₂ =...
- The product (C) in the below mentioned reaction is: CH₃–CH₂–CH₂–Br → (KOH(alc), Δ) → A → (HBr) → B → (Δ, KOH(aq)) → C
- CH₃CH₂Br + NaOH → (C₂H₅OH) → Product A; → (H₂O) → Product B. The total number of hydrogen atoms in product A and product B is...
- The correct pair(s) of the ambident nucleophiles is (are) : (A) AgCN/KCN (B) RCOOAg/RCOOK (C) AgNO_2/KNO_2 (D) AgI/KI
- Given below are two statements : Statement-I : C_2H_5OH and AgCN both can generate nucleophile. Statement-II : KCN and AgCN both...
- Match the list –I with list – II : List-I (Chemicals): (a) Alcoholic potassium hydroxide (b) Pd/ BaSO_4 (c) BHC (Benzene...
- To synthesise 1.0 mole of 2-methylpropan-2-ol from Ethylethanoate _________ equivalents of CH_3MgBr reagent will be required....
- Which of the following undergoes nucleophilic substitution exclusively by S_ N 1 mechanism?
- The gas 'A' is having very low reactivity reaches to stratosphere. It is non–toxic and non–flammable but dissociated by UV–...
- Statement I : Ethyl pent–4–yn–oate on reaction with CH_3MgBr gives a 3°-alcohol. Statement II : In this reaction one mole of...
- Which one of the following is the major product of the given reaction? (dicyano-dimethyl-cyclohexenone) [ (ii) H_3O^+ (iii)...
- The major product (A) formed in the reaction given below is : PhCH(CH_3)CH_2Br+CH_3O^- CH_3OH A (Major product)
- A reaction of benzonitrile with one equivalent CH_3MgBr followed by hydrolysis produces a yellow liquid "P". The compound "P"...
- Given below are two statements, one is labelled as Assertion (A) and other is labelled as Reason (R). Assertion (A) : Gabriel...
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