JEE Main & Advanced Chemistry Nitrogen Containing Compounds Question Bank

done Tests for Nitrogen Containing Compounds Total Questions - 11

• question_answer1)
  When acetamide reacts with \[B{{r}_{2}}\] and caustic soda, then we get [DPMT 1983; BHU 1997; Orissa JEE 2002; CPMT 1971, 78, 79, 81, 85, 2000, 03; MP PMT 1989; MP PET 1995, 2002]
  A)
                  Acetic acid           done clear
  B)
                  Bromoacetic acid done clear
  C)
                  Methyl amine    done clear
  D)
                  Ethane done clear
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• question_answer2)
  In organic compounds, nitrogen is tested in Lassaigne's test as
  A)
                  \[NaN{{H}_{2}}\]              done clear
  B)
                  NaCN done clear
  C)
                  \[NaN{{O}_{2}}\]             done clear
  D)
                  \[NaN{{O}_{3}}\] done clear
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• question_answer3)
  Liebermann's nitroso reaction is used for  testing
  A)
                  Primary amines done clear
  B)
                  Secondary amines done clear
  C)
                  Tertiary amines done clear
  D)
                  All the above done clear
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• question_answer4)
  A nauseating smell in the carbylamine test for primary amines is due to the formation of              [MP PET 1993]
  A)
                  Isocyanide          done clear
  B)
                  Chloroform done clear
  C)
                  Cyanide                done clear
  D)
                  DDT done clear
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• question_answer5)
  A positive carbylamine test is given by   [IIT-JEE 1999]
  A)
                  N, N-dimethylaniline done clear
  B)
                  2, 4-dimethylaniline done clear
  C)
                  N-methyl-o-methylaniline done clear
  D)
                  p-methylbenzylamine done clear
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• question_answer6)
  The colour of p-amino azobenzene is     [BHU 1997]
  A)
                  Orange done clear
  B)
                  Congo red done clear
  C)
                  Bismark brown  done clear
  D)
                  Indigo done clear
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• question_answer7)
  When primary amine is heated with \[C{{S}_{2}}\] in presence of excess mercuric chloride, it gives isothiocyanate. This reaction is called               [KCET 1998; CPMT 1997]
  A)
                  Hofmann bromide reaction done clear
  B)
                  Hofmann mustard oil reaction done clear
  C)
                  Carbylamine reaction done clear
  D)
                  Perkin reaction done clear
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• question_answer8)
  Diazo-coupling is useful to prepare some              [CPMT 1999]
  A)
                  Dyes      done clear
  B)
                  Proteins done clear
  C)
                  Pesticides            done clear
  D)
                  Vitamins done clear
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• question_answer9)
  Carbylamines test is used in the detection of      [DCE 1999]
  A)
                  Aliphatic 2o amine done clear
  B)
                  Aromatic 1o amine done clear
  C)
                  Aliphatic 1o amine done clear
  D)
                  Both aliphatic and aromatic 1o amines done clear
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• question_answer10)
  Which of the following substance does not give iodoform test                   [BHU 2003]
  A)
                  \[{{C}_{6}}{{H}_{5}}CN\]               done clear
  B)
                  \[RN{{H}_{2}}\] done clear
  C)
                  \[C{{H}_{3}}OH\]              done clear
  D)
                  All done clear
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• question_answer11)
  Which one of the following compounds when heated with \[KOH\] and a primary amine gives carbylamines test [Orissa JEE 2005]
  A)
                  \[CHC{{l}_{3}}\]                done clear
  B)
                  \[C{{H}_{3}}Cl\] done clear
  C)
                  \[C{{H}_{3}}OH\]              done clear
  D)
                  \[C{{H}_{3}}CN\] done clear
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