Q.1 Which type of substitute toluene diazonium chloride reduces with ethanol to give toluene -
Q.2 Toluene may be prepared by -
Q.4 Toluene is mainly obtained by -
Q.5 Reforming of n – octane gives
Q.7 Polystyrene is polymer of –
Q.8 An aromatic hydrocarbon (A) reacts with methyl chloride and anhy. AlCl3 to give an another hydrocarbon (B) whose vapour density is 46. (B) on oxidation gives a compound (C) which on decarboxylation forms (A). Compound (A), (B) and (C) are–
Q.10 Friedel – craft alkylation proceeds through the intermediate formation of -
Q.11 When benzene reacts with an alkyl chloride (RCl) in presence of anhydrous AlCl3 -
Q.12 Which can be used in Friedel – Craft acylation -
Q.13 Which of the following compound is called cumene -
Q.14 Anhydrous AlCl3 is used in the Friedel –Craft's reaction because it is -
Q.16 Ethyl benzene is obtained from benzene and ethyl bromide in presence of -
Q.17 Chlorination of toluene in the presence of light and heat followed by treatment with aq. NaOH gives -
Q.18 Nitration of toluene takes place at -
Q.19 The species responsible for nitration and sulphonation by nitric acid, conc. H2SO4 and fuming H2SO4 are -
Q.20 If the mixture of the following four aromatic compounds on oxidation by strong oxidising agent gives -
Q.21 Methyl group attached to benzene can be oxidised to carboxyl group by reacting with –
Q.23 Which combination is mismatched –
Q.24 When toluene is oxidised with chromyl chloride the product formed is benzaldehyde. The reaction is commonly known as -
Q.25 What is the end product which is obtained on nitration of toluene ?
Q.26 Ozonolysis of toluene gives -
Q.3 Which of the following can be chlorinated most easily in the presence of AlCl3–
Q.5 T.N.T. on explosion gives –
Q.9 Which of the following statements is correct –
Q.10 Etard reaction in the following is –
Q.11 T.N.T. is –
Q.12 Which of the following is o – and p – directing –
Q.13 The highest yield of m– product is possible by the electrophilic substitution of the following –
Q.14 For explosion purpose T.N.T. is mixed with which of the following –
Q.15 Which of the following electrophilic substitution reaction is fastest –
Q.16 Bromination of toluene gives -
Q.17 Toluene when heated with a mixture of fuming HNO3 and fuming H2SO4 to 110o for two hours, gives -
Q.18 Which of the following is the most reactive towards ring nitration ?
Q.19 The reaction of toluene with chlorine in presene of ferric chloride gives predominantly-
Q.20 Toluene when refluxed with Br2 in presence of sunlight mainly gives -
Q.21 A reaction involving chlorobenzene and chloromethane and sodium in dry ether to form toluene is commonly known as -
Q.22 When n-heptane vapours are passed over Pt/Al2O3 at 500oC, the compound formed is-
Q.24 When chlorine is passed in cold toluene in the presence of iodine, the product obtianed is -
Q.25 When benzene is treated with (CH3) 3CCOCl in presence of anhydrous AlCl3 the product obtained is -