Haloalkanes and Haloarenes questions
1135 published questions with worked solutions.
- Identify the correct set of reagents or reaction conditions 'X' and 'Y' in the following set of transformation. CH_3–CH_2–CH_2–Br...
- Match List-I with List-II: List-I (Compound): A. Iodoform B. Carbon tetrachloride C. CFC D. DDT List-II (Uses): I. Fire...
- Two compounds A and B with same molecular formula ( C_3H_6O ) undergo Grignard's reaction with methylmagnesium bromide to give...
- The major product obtained from E_2-elimination of 3-bromo-2-fluoropentane is :
- Which of the following compounds will show retention in configuration on nucleophic substitution by OH^- ion ?
- The mechanism of S_N1 reaction is given as : R - X R^ X^ R^ ||X^ Y^ R - Y+X^ (Ion pair → Solvent separated ion pair) A student...
- The total number of monohalogenated organic products in the following reaction (including stereoisomers) is _________ . A...
- Given below are two statements: Statement (I): S_N2 reactions are 'stereospecific', indicating that they result in the formation...
- The major product [B] In the following reactions is : CH_3 - CH_2 - CH(CH_3) - CH_2 - OCH_2 - CH_3 [ Heat ] HI [ A ] [ ] alcohol...
- Reaction between acetone and methylmagnesium chloride followed by hydrolysis will give :
- Elimination reaction of 2-Bromo-pentane to form pent-2-ene is : (a) β-Elimination reaction (b) Follows Zaitsev rule (c)...
- RMgX + CO _2 dry ether Y H _3 O ^+ RCOOH What is Y in the above reaction?
- Given below are two statements: Statement I : The boiling point of three isomeric pentanes follows the order n-pentane >...
- Correct statements regarding alkyl halides (R−X) among the following are: A. Alcohol being less polar solvent as compared to...
- Given below are two statements: Statement (I): Benzyl chloride reacts faster in S_N1 mechanism than ethyl chloride. Statement...
- Consider the isomers of hydrocarbon with molecular formula C₅H₁₀. These isomers do not decolourise KMnO₄ solution. These isomers...
- Match the LIST-I with LIST-II List-I (Name of reaction): A. Finkelstein reaction B. Swarts reaction C. Sandmeyer's reaction D....
- RMgI when treated with ice cold water liberated a gas which occupied 1.4 dm³/g at STP. The gas produced is further reacted with...
- Given below are two statements: Statement I: 3-phenylpropene reacts with HBr and gives secondary alkyl bromide having a chiral...
- n-Butane on monochlorination under photochemical condition gives an optically active compound "P". "P" on further chlorination...
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