AP EAPCET (Engineering) Organic Compounds Containing Nitrogen — practice questions
70 free MCQs with worked solutions. Tap any question for the answer + explanation, or practice them all in the app.
Practice AP EAPCET (Engineering) Organic Compounds Containing Nitrogen in the app →What is the hybridisation of the nitrogen atom in aliphatic amines?What is the shape of an amine molecule such as trimethylamine?What is the C-N-C bond angle in trimethylamine?A secondary amine whose two alkyl groups differ is described as:Ethylenediamine, H2N-CH2-CH2-NH2, has which IUPAC name?CH3NHCH2CH3 is correctly named in the IUPAC system as:Which IUPAC name fits o-toluidine, the ortho isomer of methylaniline?Allylamine, CH2=CH-CH2-NH2, is called what under IUPAC rules?Why is Fe scrap with HCl preferred to reduce nitro compounds?What is the main drawback of preparing amines by ammonolysis?How is a primary amine made the major product in ammonolysis?Order of reactivity of alkyl halides towards amines is:Reduction of nitriles to amines is useful for which purpose?Nitriles reduced with LiAlH4 give which class of amine?Which reagent reduces an amide directly to an amine?In Gabriel synthesis, phthalimide is first treated with:Why can Gabriel synthesis not give aniline?Compared with the amide, the amine from Hoffmann degradation has:Which reagents bring about the Hoffmann bromamide degradation?In Hoffmann degradation, what shifts from carbonyl carbon to nitrogen?Propanamine is obtained by Hoffmann degradation of which amide?Lower aliphatic amines are best described as:Why does colourless aniline turn coloured when stored?Why are lower aliphatic amines soluble in water?Why does water solubility of amines fall as molar mass rises?Why do alcohols form stronger H-bonds than amines of similar mass?For isomeric amines, the order of boiling points is:Why do tertiary amines show no intermolecular association?Of these compounds of molar mass near 73, which boils highest?A stronger base among amines has which pair of values?Why are aliphatic amines stronger bases than ammonia?What is the pKb of aniline (benzenamine) in water?For ethyl amines in water, basic strength follows which order?In the gas phase, basicity of amines follows which order?How many resonating structures can be written for aniline?How many resonating structures does the anilinium ion have?Benzylamine is a stronger base than aniline mainly because:Amines act as Lewis bases because nitrogen has:Why is pyridine added in the acylation of amines?Reaction of an amine with benzoyl chloride is called:Acylation of a primary amine with an acid chloride gives:At room temperature, amines and carboxylic acids react to give:The carbylamine test uses the amine heated with:The carbylamine reaction is a test for which amines?Nitrous acid for reactions with amines is generated from:Primary aliphatic amines react with nitrous acid to give:Hinsberg's reagent is chemically:Why is the sulphonamide from a primary amine soluble in alkali?Why is N,N-diethylbenzenesulphonamide insoluble in alkali?Which amines do not react with benzenesulphonyl chloride?In aniline, the -NH2 group is best described as:How is the strong activating effect of -NH2 in aniline controlled?Why is -NHCOCH3 a weaker activator than -NH2?Why does direct nitration of aniline give much m-nitroaniline?Besides nitro products, direct nitration of aniline also yields:Heating anilinium hydrogensulphate at 453-473 K mainly gives:Why does aniline not undergo Friedel-Crafts reactions?Converting a primary aromatic amine into a diazonium salt is called:Which benzenediazonium salt is stable at room temperature?Replacing -N2+ by Cl, Br or CN using Cu(I) salts is called the:A diazonium salt with HBr and copper powder gives bromobenzene in the:How do Sandmeyer and Gattermann reactions compare in yield?An aryl fluoride is obtained from a diazonium salt by:Which reagent replaces the diazonium group by hydrogen?Why are azo compounds formed by coupling usually coloured?Benzonitrile is best made from benzenediazonium chloride using:Novocain, a synthetic amino compound, is used as:Treating an amine sample with D2O makes which 1H NMR signals vanish?Why can a chiral amine NHRR' not be isolated optically pure?Why is a diazonium salt used immediately after it is prepared?