Organic Compounds Containing Nitrogen ONLINE MCQ TEST

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Set- 1       Set -2      Set- 3       Set -4        Set- 5       Set -6         Set-7       Set -8       Set- 9       Set -10

Set -1

1. Aniline differs from ethylamine in its reaction with
CH3I
CHCl3 and Caustic KOH
HNO2
CH3COCl


2. Aniline reacts with benzoyl chloride in the presence of sodium hydroxide and gives benzanilide. This reaction is known as
Gattermann reaction
Sandmeyer's reaction
Schotten-Baumann reaction
Gomberg-Bachmann reaction

                 Cu2Cl2 / HCl
3. C6H5N2Cl --------------→ X; the compound X is
C6H5NH2
C6H5NHNH2
C6H5–C6H5
C6H5Cl

                  NaNO2/HCl
4. C6H5NH2 ---------------→ X. Identify X.
                  273K – 278K
C6H5Cl
C6H5NHOH
C6H5N2Cl
C6H5OH


5. Use of chloropicrin (CCl3NO2) is as
explosive
dye
anaesthetic
sterilizing agent


6. Conversion of benzene diazonium chloride to chlorobenzene is called
Sandmeyer's reaction
Stephan's reaction
Gomberg reaction
Schotten-Baumann reaction


7. Electrophile used in the nitration of benzene is
hydronium ion
sulphonic acid
nitronium ion
bromide ion


8. In nitroalkanes – NO2 group is converted to – NH2 group (primary amino group) by the reaction with
Zn / NH4Cl
Zn dust
Sn / conc. HCl
Zn / NaOH


9. Nitration of nitrobenzene results in
o - dinitro benzene
1,3,5-trinitro benzene
p - dinitrobenzene
m - dinitrobenzene


10. Nitro-acinitro tautomerism is exhibited by
nitromethane
nitrobenzene
chloropicrin
o - toluidine


11. Nitromethane condenses with acetaldehyde to give
nitropropane
1-nitro-2-propanol
2-nitro-1-propanol
3-nitropropanol


12. Oil of mirbane is
nitrobenzene
benzaldehyde
methyl salicylate
aspirin


13. Organic compound that does not undergo diazotisation is
m - toluidine
aniline
p - aminophenol
benzylamine


14. Oxidation of aniline with acidified K2Cr2O7 gives
p - benzoquinone
benzoic acid
benzaldehyde
benzyl alcohol


15. Primary amine acts as
Electrophile
Lewis base
Lewis acid
Free radical


16. The basic character of amines is due to
tetrahedral structure
presence of nitrogen atom
lone pair of electrons on nitrogen atom
high electronegativity of nitrogen


17. The basic strength of amine is in the order of
NH3 > CH3NH2 > (CH3)2NH
(CH3)2NH > CH3NH2 > NH3
CH3NH2 > (CH3)2NH > NH3
NH3 > (CH3)2NH > CH3NH2


18. The compound most reactive towards electrophillic nitration is
Methyl benzene / Toluene
Benzene
Benzoic acid
Nitrobenzene


19. The compound that does not show tautomerism is
nitrobenzene
nitromethane
nitroethane
2-nitropropane


20. The intermediate formed in the nitration of benzene is
Arenium ion
Carbanion
Oxonium ion
Nitrite ion


21. The intermediate formed on electrolytic reduction of nitrobenzene in conc. H2SO4 is
C6H5NH–NHC6H5
C6H5–NHOH
C6H5–N=N–C6H5
all of these


22. The isomerism exhibited by CH3–CH2–NO2 and CH3–CH2–O–N = O is
position
chain
functional
tautomerism


23. The isomerism exhibited by CH3 – N = O and CH2 = N – OH is
                                                    ↓                            ↓
                                                    O                           O
position
chain
functional
tautomerism


24. The nitrogen compound used in the preparation of sulpha drugs is
methylamine
nitromethane
aminobenzene / aniline
nitrobenzene


25. The organic compound that undergoes carbylamine reaction is
(C2H5)2NH
C2H5NH2
(C2H5)3N
(C2H5)4N+I–


26. The product obtained when Nitro benzene is treated with Zn / NaOH is
aniline
azoxy benzene
azo benzene
hydrazo benzene


27. Which among the following is a tertiary amine?





















28. Which of the following compounds has the smell of bitter almonds?
Aniline
Nitromethane
Benzene sulphonic acid
Nitrobenzene


29. Which one of the following is the most basic?
Ammonia
Methylamine
Dimethylamine
Aniline


30. Which of the following nitro-compounds behave as an acid in the presence of strong alkali?
Primary
Secondary
Tertiary
both (a) and (b)


31. Which of the following will not undergo Hoffman’s bromamide reaction?
ethanamide
propanamide
methanamide
phenyl methanamide


32. Which one of the following is a secondary amine?
Aniline
Diphenyl amine
Secondary butyl amine
Tertiary butyl amine


33. Chloropicrin is:
CCl3CHO
CCl3NO2
CHCl3
CH3NO2


34. Bromo ethane reacts with silver nitrite to give
C2H5NO2
C2H5 – O – NO
C2H5Ag + NaBr
C2H5NC


35. The reduction of CH3 – CH2 – C ≡ N with sodium and alcohol results in the formation of
(CH3)2 – CH – NH2
CH3 – CH2 – CH2 – OH + N2
CH3 – CH2 –CH2 –NH2
CH3 – CH2 – NH2


36. The reaction between benzene diazonium chloride and benzene in the presence of NaOH is
Perkin's reaction
Gattermann's reaction
Sandmeyer reaction
Gomberg-Bachmann reaction


37. The tertiary nitro compound is
2-nitropropane
1-nitropropane
1-nitro-2,2-dimethyl propane
2-nitro-2-methyl propane


38. When aqueous solution of benzene diazonium chloride is boiled, the product formed is
Benzyl alcohol
Benzene + N2
Phenol
Phenyl hydroxyl amine


39. When nitromethane is reduced with Zn dust + NH4Cl we get
CH3NH2
C2H5NH2
CH3NHOH
C2H5COOH


40. Methyl isocyanide on reduction using Li Al H4 gives :
Methyl amine
Ethyl amine
Di methyl amine
Tri methyl amine


41. The reagent that cannot be used for the conversion of C6H5 – NO2 → C6H5 – NH2
Sn / HCl
LiAIH4
H2 / Ni
Zn / NaOH


42. The reaction between a primary amine, chloroform and alcoholic KOH is known as
Gabriel reaction
Mustard oil reaction
Carbyl amine reaction
Hoffmann reaction


43. Which compound is used as soil sterilizing agent?
Nitrobenzene
Nitro ethane
Aniline
Chloropicrin

           O
           ║                                 Na

44. CH3 – C – NH2 + 4 (H) ---------------→ X. The compound X is
                                            Ethanol
Methylamine
Ethylamine
Dimethylamine
Nitro-methane


45. Which of the following does not react with benzene diazonium chloride?
Phenol
Benzene
Aniline
Benzaldehyde


46. Carbylamine reaction is characterized by
Tertiary amine
Primary amine
Secondary amine
All the above


47. The organic compound that does not undergo carbylamine test
ethyl methyl amine
isobutyl amine
n - propyl amine
isopropyl amine


48. When benzene diazonium chloride reacts with N, N - dimethyl aniline at ice cold condition gives
p - amino azo benzene
Diazoaminobenzene
p - dimethyl aminoazobenzene
p - methyl aminoazobenzene


49. The IUPAC name of dimethyl sec. butyl amine is
2-amino-3-methyl butane
2-(N-methyl amino) butane
2-(N,N-dimethyl amino) butane
2-(N,N-dimethyl amino) propane


50. C6H5N2+ is stabler than CH3N2+ because of
resonance
steric effect
inductive effect
both (b) and (c)


51. Which of the following will not dissolve in NaOH?
CH3NO2
                CH3

                |

CH3 – CH – NO2
                CH3

                |

CH3 – C – NO2
                |

                CH3

CH3 – CH2 – CH2 – NO2


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