91Ó°ÊÓ

Which of the following is most acidic? (a) \(\mathrm{CH}_{3} \mathrm{OH}\) (b) \(\mathrm{C}_{6} \mathrm{H}_{3} \mathrm{O} 11\) (c) \(\left(\mathrm{CH}_{3}\right)_{2} \mathrm{CHOH}\) (d) \(\mathrm{CH}_{3} \mathrm{CH}_{2} \mathrm{OH}\)

After the reaction of sodium benzene sulphonate with \(\mathrm{NaOH}\), it is hydrolysed by acid, the compound produced is: |MHCET 2001| (a) disodium benzaldehyde (b) benzene (c) benxoic acid (d) phenol

Reduction of nitrobenzene, in the presence of \(\mathrm{Zn}\) and ethanolic \(\mathrm{KOH}\), gives: \(\quad\) [MHCET 2003] (a) hydrazobenzene (b) nitrobenzene (c) azobenzene (d) azoxybenzene

Aniline reacts with acetaldehyde to form: (a) Schifrs base (b) carbylamine (c) ?miniac (d) none of these

Phenol reacts with bromine water to give: \(\quad\) |KCET 1996] (a) 2-bromophenol (b) 4-bromophenol (c) 2,4 dibromophenol (d) \(2,4,6\)-tribromophenol

When salicylic acid is treated with bromine water, it gives: [KCET 1997] (a) \(2,3,4\)-tribromophencil (b) \(3,4,5\)-tribromosalicylic acid (c) 3,6 -dibromosalicylic acid (d) \(2,4,6\)-tribromophenol

Hydrolysis of benzonitrile by dilute HCl yields: (a) benzoic acid (b) aniline (c) benzaldehyde (d) benzamide

A. mixture of calcium acetate and calcium benzoate on dry distillation gives: |KCET \(1937 \mid\) (a) benzophenone (b) benzaldehyde (c) acetaldehyde (d) acetophenone

Benzene is unreactive because: (a) it has carbon-carbon single bonds (b) it has double bonds (c) \(\pi\) electrons are delocalised (d) carbons are \(s p^{2}\)-hybridised

In benzene, all the six \(\mathrm{C}-\mathrm{C}\) bonds have the same length because of: [KCET 1998] (a) isomerism (b) chain isomerism (c) resonance (d) hybridisation