i think the question is wrong.benzene doesn't respond nucleophilic substitution respond electrophilic substitution it is electrophilic then due to resonance there is a partial double bond between carbon of benzene and halogens.so halobenzenes are chemically inert towards electrophilic substitution.
Electrophilic reagents are chemical species which in the course of chemical reactions, acquire electrons or a share in electrons from other molecules or ions. Nucleophilic reagents do the opposite of electrophilic reagents.
Aromatic primary amines cannot be prepared by the Gabriel phthalimide synthesis because the nitrogen atom in the aromatic primary amine is not sufficiently nucleophilic to displace the phthalimide leaving group. The reaction typically requires a primary alkyl halide, which is more reactive toward nucleophilic substitution than an aromatic primary amine.
No, ethers are generally less reactive than alcohols. Alcohols have a hydroxyl group (-OH) that can participate in various chemical reactions such as oxidation, dehydration, and nucleophilic substitution. Ethers, on the other hand, lack such a reactive functional group and are generally more inert.
A hindered nucleophile is a nucleophile that has steric hindrance around the nucleophilic center, making it less reactive due to difficulty in approaching the electrophilic site. This steric hindrance can result from bulky substituents nearby the nucleophilic atom.
Bromoethane is an alkyl bromide with the molecular formula C2H5Br, whereas bromobenzene is an aryl bromide with the formula C6H5Br. Bromoethane has a simple straight carbon chain, while bromobenzene has a benzene ring in its structure. Bromoethane usually has a lower boiling point and is more reactive in nucleophilic substitution reactions compared to bromobenzene.
Haloalkenes are more reactive towards nucleophilic substitution reactions because the presence of the electron-withdrawing halogen creates partial positive charge on the carbon, making it more prone to attack by nucleophiles. Additionally, the double bond in haloalkenes provides a site for nucleophilic attack, increasing the rate of reaction.
Electrophilic reagents are chemical species which in the course of chemical reactions, acquire electrons or a share in electrons from other molecules or ions. Nucleophilic reagents do the opposite of electrophilic reagents.
Allyl chloride is more reactive because it has a more substituted double bond, making the carbon that undergoes substitution more electron-deficient due to the inductive effect of the chlorine atom. This increases the electrophilicity of the allyl position, leading to a faster nucleophilic substitution reaction compared to 1-chloropropane, which lacks this electron-withdrawing effect.
Haloarenes are less reactive than haloalkanes towards nucleophilic substitution reactions because the aromaticity of the benzene ring in haloarenes provides extra stability to the molecule. This stability reduces the likelihood of breaking the aromaticity of the ring during the substitution reaction. In contrast, haloalkanes do not possess this extra stabilization, making them more prone to undergo nucleophilic substitution reactions.
Furan does not typically undergo nucleophilic substitution reactions because of its aromatic nature, which offers stability due to delocalization of the pi electrons in the ring. This makes furan less reactive towards nucleophilic attack compared to non-aromatic compounds.
In the presence of aqueous NaOH, phenol undergoes nucleophilic aromatic substitution reaction to form sodium phenoxide. When CCl4 is added, no reaction occurs as CCl4 is non-reactive towards phenoxide ion.
Electrophilic substitution occurs in furan, thiophene, and pyrrole because these compounds have a lone pair of electrons on the heteroatom (oxygen, sulfur, or nitrogen), making them nucleophilic and reactive towards electrophiles. The aromaticity of these compounds is also maintained during the substitution reaction, making them favorable candidates for electrophilic substitution.
A stronger nucleophile or a more reactive metal could displace a bromide ion from solution. For example, a chloride ion could displace a bromide ion through a nucleophilic substitution reaction, or a more reactive metal like magnesium could displace bromide in a redox reaction.
Aromatic primary amines cannot be prepared by the Gabriel phthalimide synthesis because the nitrogen atom in the aromatic primary amine is not sufficiently nucleophilic to displace the phthalimide leaving group. The reaction typically requires a primary alkyl halide, which is more reactive toward nucleophilic substitution than an aromatic primary amine.
Bromocyclopentane is more reactive than bromocyclohexane when heated with sodium iodide because the cyclic strain in the smaller cyclopentane ring makes the C-Br bond in bromocyclopentane more susceptible to nucleophilic attack by sodium iodide. This leads to a faster substitution reaction compared to bromocyclohexane, where the larger cyclohexane ring experiences less strain and is less reactive.
Halogination of iodine does not produce products since the transition state is too slow and requires too much energy. Nucleophilic substitution with I- ion produces products. So it depends on the reaction you are looking at.
No, ethers are generally less reactive than alcohols. Alcohols have a hydroxyl group (-OH) that can participate in various chemical reactions such as oxidation, dehydration, and nucleophilic substitution. Ethers, on the other hand, lack such a reactive functional group and are generally more inert.