Hinsberg reagent is :

• C₆H₅SO₃H

• C₆H₅NO

• C₆H₅SO₂Cl

• C₆H₅N₂Cl

262.

Ethyl amine reacts with nitrous acid to form :

• C₂H₅OH

• C₂H₅OH , N₂ , H₂O

• C₂H₅N₂⁺Cl^-

• C₂H₅NHOH , NH₃

The reaction of chloroform with alcoholic KOH and p toluidine form :

Which one of the following does not participate in the carbylamine reaction ?

• KOH

• Ethanol

• Chloroform

• Aniline

Alkyl halides react with Mg in dry ether to form :

• magnesium halide

• Grignard's reagent

• alkene

• alkyne

If phthalic acid is treated with NH₃ and then it is first heated weakly then strongly, the final product formed is

Which of the following will give carbylamine test?

• CH₃NH₂

• CH₃NHCH₃

• CH₃N(CH₃)CH₃

• CH₃CONH₂

Nitrobenzene (PhNO₂) $\stackrel{\mathrm{Zn} + {\mathrm{NH}}_4\mathrm{Cl}}{\to }$P ?

• C₆H₅NH₂

• C₆H₅NHOH

• C₆H₅-N=O

• C₆H₆

${\mathrm{PhCH}}_2\mathrm{Cl}\stackrel{\mathrm{a}.\mathrm{q}. \mathrm{NaCl}}{\to }? \stackrel{\mathrm{Catalytic} \mathrm{hydrogenation}}{\to }\left(\mathrm{U}\right)$

The final product (U) is:

• C₆H₅CH₂CH₂NH₂

• C₆H₅CH₂CONH₂

• C₆H₅CH₂NH₂

• C₆H₅CH₂NHCH₃

Among the following, the correct order of basicity is :

• NH₂^- > OH^- > RO^- > RCOO^-

• NH₂^- > RO^- > OH^- > RCOO^-

• RCOO^- > NH₂^- > RO^- > OH^-

• RCOO^- > RO^- > NH₂^- > OH^-