Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions)

Assertion : Styrene on reaction with HBr gives 2-bromo-2-phenyl-ethane. Reason : Benzyl radical is more stable than alkyl radical. Assertion : Styrene on reaction with HBr gives 2-bromo-2-phenyl-ethane. Reason : Benzyl radical is more stable than alkyl radical. December 15, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,

Assertion : Alkyl benzene is not prepared by Friedel-Crafts alkylation of benzene. Reason : Alkyl halides are less reactive than acyl halides. Assertion : Alkyl benzene is not prepared by Friedel-Crafts alkylation of benzene. Reason : Alkyl halides are less reactive than acyl halides. December 15, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma [...]

Assertion : Pyrrole is an aromatic heterocyclic compound. Reason : It has a cyclic, delocalised 6 pie electrons. Assertion : Pyrrole is an aromatic heterocyclic compound. Reason : It has a cyclic delocalised 6 pie electrons. December 15, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,

Which of the following is not o, p-directing group (a) -NH2 (b) -OH (c) -X (d) -CHO p-directing group (a) -NH2 (b) -OH (c) -X (d) -CHO Which of the following is not o December 15, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,

Nitration of toluene takes place at (a) o-position (b) m-position (c) p-position (d) Both o- and p- position Nitration of toluene takes place at (a) o-position (b) m-position (c) p-position (d) Both o- and p- position December 15, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,

In the given reaction the product P is In the given reaction the product P is December 15, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,

(i) chlorobenzene and (ii) benzene hexachloride are obtained from benzene by the reaction of chlorine, in the presence of (i) chlorobenzene and (ii) benzene hexachloride are obtained from benzene by the reaction of chlorine in the presence of December 15, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,

Which of the following would be least reactive towards bromine (a) Nitrobenzene (b) Phenol (c) Anisole (d) Chlorobenzene Which of the following would be least reactive towards bromine (a) Nitrobenzene (b) Phenol (c) Anisole (d) Chlorobenzene December 15, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,

Which xylene is most easily sulphonated (a) Ortho (b) Para (c) Meta (d) All at the same rate Whcih xylene is most easily sulphonated (a) Ortho (b) Para (c) Meta (d) All at the same rate December 15, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,

Benzene on treatment with a mixture of conc. HNO3 and conc. H2SO4 at 100 gives (a) Nitrobenzene (b) m-dinitrobenzene (c) p-dinitrobenzene (d) o-dinitrobenzene Benzene on treatment with a mixture of conc. HNO3 and conc. H2SO4 at 100 gives (a) Nitrobenzene (b) m-dinitrobenzene (c) p-dinitrobenzene (d) o-dinitrobenzene December 15, 2020 Category: Uncategorised (JEE Advanced Physics by [...]