Haloalkanes and Haloarenes questions
1135 published questions with worked solutions.
- CH_ 3 -CH_ 2 -CN (CH_ 3 MgBr, Ether) A (H_ 3 O^ + ) B (Zn–Hg, HCl) C. The correct structure of C is
- In the given reaction 2A (i) 2 Mg, THF (ii) Methyl benzoate (iii) H_ 3 O^ + /H^ + triphenylmethanol. 'A' can be
- The IUPAC name of ethylidene chloride is -
- The major product in the reaction (CH_ 3 )_ 3 C-Cl + K^ + ^ - O-C(CH_ 3 )_ 3 ? is -
- A 100 mL solution of CH_ 3 CH_ 2 MgBr on treatment with methanol produces 2.24 mL of a gas at STP. The weight of gas produced is...
- The total number of alkenes possible by dehydrobromination of 3-bromo-3-cyclopentylhexane using alcoholic KOH is
- The reaction of 4-methyloct-1-ene (**P**, 2.52 g) with HBr in the presence of ( C _6 H _5 CO )_2 O _2 gives two isomeric bromides...
- For the reaction RCH_2Br+I^- [major] Acetone RCH_2I+Br^- The correct statement is
- Number of bromo derivatives obtained on treating ethane with excess of Br_2 in diffused sunlight is ________
- Identify the correct order of reactivity for the following pairs towards the respective mechanism (A) S_N2: secondary bromide >...
- H_3C-CH_2-CH(OH)-CH_3 [ (ii) Mg,Dry ether (iii) D_2O] (i) NaI,H_3PO_4 Product [X] Product [X] formed in the above reaction is :
- (methoxy-benzyl chloride + Nu → (I)) and (nitro-benzyl chloride + Nu → (II)) where Nu = Nucleophile. Find out the correct...
- (crotonaldehyde-type, y mole) [H_3O^+] x mol of MeMgBr (tertiary alcohol product) The ratio x/y on completion of the above...
- Match List-I with List-II. List-I (Reagent): A. KOH (alc) B. KCN (alc) C. AgNO_2 D. H_3CCOOAg List-II (Product): I. Nitrile II....
- 2-Methyl propyl bromide reacts with C_2H_5O^- and gives 'A' whereas on reaction with C_2H_5OH it gives 'B'. The mechanism...
- Which of the following is true about freons?
- Assertion A: Hydrolysis of an alkyl chloride is a slow reaction but in the presence of NaI, the rate of hydrolysis increases....
- The one giving maximum number of isomeric alkenes on dehydrohalogenation reaction is (excluding rearrangement)
- Identify the correct order for the given property for following compounds. (A) Boiling Point: n-propylCl < isopropylCl < allylCl...
- Decreasing order towards S_N1 reaction for the following compounds is (four chlorobenzyl compounds with NO2, OMe, Cl, Cl...
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