Amines — practice questions
78 curated practice questions from Amines (Chemistry Class 12, CBSE) — 78 easy. Every question includes the final answer free; step-by-step worked solutions with a free account.
- Which of the following has highest p K b value?
- What is the end product in the following sequence of reactions?
- Reduction of CH 3 CH 2 NC with hydrogen in presence of Ni or Pt as catalyst gives
- Reduction of aromatic nitro compounds using Sn and HCl gives
- Assertion : N -Ethylbenzenesulphonamide is soluble in alkali. Reason : Hydrogen attached to nitrogen in sulphonamide is…
- Match the column I with column II and mark the appropriate choice. Column I Column II (A) CH _ 3 NH _ 2 + CHCl _ 3 +…
- The reaction of benzenesulphonyl chloride with ethylamine yields
- Canonical structures of anilinium ion obtained by accepting a proton are given below. Choose the correct statements.
- Which of the following compounds cannot be identified by carbylamine test?
- Primary amines on reaction with nitrous acid form ___________. For the test of primary amines ___________ reaction is…
- Amino group is o , p -directing for electrophilic substitution reaction. But, on nitration the major product is m…
- Identify ( X ) and ( Y ) in the given reaction sequence.
- Amongst the given set of reactants, the most appropriate for preparing 2° amine is
- Amides may be converted into amines by a reaction named after
- The action of nitrous acid on an aliphatic primary amine gives
- An organic compound ( X ) was treated with sodium nitrite and HCl in ice cold conditions. Bubbles of nitrogen gas were…
- In the following question, a statement of assertion is followed by a statement of reason. Mark the correct choice…
- Nitrogen atom of amino group is _________ hybridised.
- Benzenediazonium chloride cannot be stored and is used immediately after its preparation because
- A compound ( X ) with molecular formula C 3 H 9 N reacts with C 6 H 5 SO 2 Cl to give a solid which is insoluble in…
- Which of the following amines does not react with Hinsberg reagent?
- Primary, secondary and tertiary amines may be separated by using
- Assertion : Aromatic primary amines can be prepared by Gabriel phthalimide synthesis. Reason : Aryl halides undergo…
- Benzoic acid is treated with SOCl 2 and the product ( X ) formed is reacted with ammonia to give ( Y ). ( Y ) on…
- Match the column I with column II and mark the appropriate choice. Column I Column II (A) Reaction of benzenediazonium…
- C _ 6 H _ 6 [ H _ 2 SO _ 4 ] HNO _ 3 P [ HCl ] Sn / HCl Q [ H _ 2 O ] NaNO _ 2 S The end product S in the given…
- Basic strength of different alkyl amines depends upon
- Identify the correct pathway to convert propanoic acid to ethylamine. The reagent represented by A , B and C are CH _ 3…
- The shape of (CH 3 ) 3 N is pyramidal because
- Primary and secondary amines react with acid chloride or acid anhydride to form
- Cyclohexylamine is stronger base than aniline because
- Which of the following compounds will not give ammonia on heating?
- Which of the following compound will not undergo azo coupling reaction with benzenediazonium chloride?
- What is obtained when benzoyl chloride reacts with aniline in the presence of sodium hydroxide?
- Aniline can be converted into benzylamine by which of the following processes in sequence?
- Among the following, I. CH 3 NH 2 II. (CH 3 ) 2 NH III. (CH 3 ) 3 N IV. C 6 H 5 NH 2 Which will give the positive…
- The reagent required to convert is
- Coupling of diazonium salts of following takes place in the order array l I II III IV array
- Match the compounds given in column I with column II and mark the appropriate choice. Column I Column II (A)…
- In the following sequence of reactions, the compound Q formed will be
- Arrange the following compounds in increasing order of basicity : CH 3 NH 2 , (CH 3 ) 2 NH, NH 3 , C 6 H 5 NH 2
- The correct order of boiling points of the following isomeric amines is C 4 H 9 NH 2 , (C 2 H 5 ) 2 NH, C 2 H 5 N(CH 3…
- Which of the following compounds will show Hoffmann bromamide degradation reaction?
- The amines are basic in nature, hence they form salts with hydrochloric acid. Which of the following will be insoluble…
- Which of the following tests is suitable to differentiate between aniline and benzylamine?
- The coupling reaction of aryldiazonium chloride with aniline are carried out in
- Benzenediazonium chloride reacts with phenol to give p -hydroxyazobenzene, an orange dye. This reaction is known as
- Which of the following will form isocyanide on reaction with CHCl 3 and KOH?
- Which of the following gas evolved when methylamine reacts with nitrous acid?
- o -Chloroaniline is treated with a mixture of NaNO 2 and HCl and the product is reacted with cuprous bromide. The final…
- CH _ 3 CH _ 2 Cl NaCN X Ni / H _ 2 Y [ anhydride ] Acetic Z . Z in the above reaction is
- In the following question, a statement of assertion is followed by a statement of reason. Mark the correct choice…
- Electrophilic substitution of aniline with bromine- water at room temperature gives
- When aniline is heated with conc. H 2 SO 4 at 455 – 475 K, it forms
- Tertiary amines have lowest boiling points amongst isomeric amines because
- Which of the following compounds reacts with NaNO 2 and HCl at 0 - 4°C to give alcohol/phenol?
- An organic compound (C 3 H 9 N) ( A ), when treated with nitrous acid, gave an alcohol and N 2 gas was evolved. ( A )…
- The most convenient method to prepare an amine containing one carbon atom less is
- Acetylation of a secondary amine in alkaline medium yields
- Which of the following amides will give ethylamine on reaction with sodium hypobromite?
- Which of the following is used as Hinsberg’s reagent?
- In the following question, a statement of assertion is followed by a statement of reason. Mark the correct choice…
- Mark the correct route of the conversion of p -chloroaniline to p -chlorobenzylamine.
- Which of the following amines will give carbylamine reaction?
- Which of the following is not a property of diazonium salts?
- The end product Z of the reaction: Ethylamine HNO _ 2 X PCl _ 5 Y KCN Z . Z is
- Among the compounds: C 3 H 7 NH 2 , CH 3 NH 2 , C 2 H 5 NH 2 and C 6 H 5 NH 2 . Which is the least basic compound?
- When p -toluidine reacts with chloroform and alcoholic KOH, then the product is
- Aniline when diazotised in cold and then treated with N , N -dimethylaniline gives a coloured product. The structure of…
- Which of the following is correct method to convert p -toluidine to p -toluic acid?
- Which of the following species can act as the strongest base?
- The decreasing order of boiling points of ethyldimethylamine, n -butylamine and diethylamine is n -Butylamine >…
- For a nitration of aniline, which of the following steps is followed?
- Anilinium hydrogensulphate on heating with sulphuric acid at 453-473 K produces
- The correct decreasing order of basic strength of the following species is : H 2 O, NH 3 , OH – , NH 2 –
- Which of the following species are involved in the carbylamine test? (i) R NC (ii) CHCl 3 (iii) COCl 2 (iv) NaNO 2 + HCl
- When excess of ethyl iodide is treated with ammonia, the product is
- In diazotisation reaction of aniline with NaNO 2 and HCl, an excess of HCl is used to