In the chemical reactions,


the compounds 'A' and 'B' respectively are

• nitrobenzene and fluorobenzene

• phenol and benzene

• benzene diazonium chloride and flurobenzene. 

• benzene diazonium chloride and flurobenzene. 

Which of the following compounds will the significant amount of meta product during mono-nitration reaction?

The hydrocarbon which can react with sodium in liquid ammonia is

• CH₃CH₂CH₂C≡CCH₂CH₂CH₃ 

• CH₃CH₂C≡CH

• CH₃CH=CHCH₃

• CH₃CH=CHCH₃

In the chemical reaction, CH₃CH₂NH₂ + CHCl₃ + 3KOH → (A) + (B) + 3H₂O, the compounds (A) and (B) are respectively

• C₂H₅CN and 3KCl 

• CH₃CH₂CONH₂ and 3KCl

• C₂H₅NC and K₂CO₃

• C₂H₅NC and K₂CO₃

Which one of the following is the strongest base in aqueous solution?

• Trimethylamine

• Aniline

• Dimethylamine

• Dimethylamine

Which one of the following methods is neither meant for the synthesis nor for separation of amines?

• Hinsberg method

• Hofmann method

• Wurtz reaction

• Wurtz reaction

437.

Amongst the following the most basic compound is

• benzylamine

• aniline

• acetanilide

• acetanilide

Which one the following does not have sp² hybridized carbon?

• Acetone

• Acetamide

• Acetonitrile

• Acetonitrile

Consider the acidity of the carboxylic acids

• PhCOOH

• p – NO₂C₆H₄COOH

• o – NO₂C₆H₄COOH

• o – NO₂C₆H₄COOH

Which of the following is the strongest base?