Which inorganic compound on heating changes into organic compound ?
Ammonium cyanide
Sodalime
Potassium cyanide
Sodamide
The bad odour compound formed by the reaction between chloroform and aniline in the presence of alcoholic KOH :
acetylene
nitro benzene
phenyl isocyanate
carbylamine
The reaction of a primary amine with chloroform and ethanolic solution of KOH is called
Hofmann's reaction
coupling reaction
carbylamine reaction
Curtius reaction
Hinsberg reagent is :
C6H5SO3H
C6H5NO
C6H5SO2Cl
C6H5N2Cl
C.
C6H5SO2Cl
Benzene sulphonyl chloride (C6H5SO2Cl) is called Hinsberg reagent. It is used to distinguish primary , secondary and tertiary amines .
Ethyl amine reacts with nitrous acid to form :
C2H5OH
C2H5OH , N2 , H2O
C2H5N2+Cl-
C2H5NHOH , NH3
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