Q.51 Chloroform when treated with aniline and alcoholic KOH forms -
Q.52 Iodoform test is not given by : -
Q.53 2-methyl butanoic acid is formed by the reaction CHCl3 , NaOH and –
Q.54 Main product of which of the following reactions shows zero dipole moment -
Q.55 What happens when CCl4 is treated with AgNO3-
Q.58 Main cause of Ozone decay is –
Q.59 Which of the following compounds is used as a refrigerant -
Q.60 Catalyst used in the formation of dicholorodifluoromethane is generated from -
Q.2 Industrial preparation of chloroform employs acetone and -
Q.3 The elimination of HX from an alkyl halide forms an alkene. The order of the elimination reaction is -
Q.5 Which of the following, on being heated with alcoholic KOH, will respond positively to the carbylamine test -
Q.6 Arrange the following compounds according to their relative reactivity with alcoholic AgNO3 -t-Butyl chloride (I), sec-butyl chloride (II) and CCl4 (III)
Q.10 An alkyl halide can not be converted into an alcohol by -
Q.11 Function of bleaching powder in the formation of trichloro-methane from ethyl alcohol is -
Q.12 Ethyl bromide can be converted into ethyl alcohol by -
Q.13 Impure chloroform cannot be tested by -
Q.14 The reaction of ethyl bromide with a lead- sodium alloy gives -
Q.15 A strong solution of alcoholic alkali will preferentially promote alkyl halide into an alkene by -
Q.16 The Friedel-Crafts reaction of n-propyl bromide with benzene in the presence of anhydrous AlCl3 gives-
Q.17 Treatment of ammonia with excess ethyl chloride will give -
Q.18 Most volatile alkyl chloride is -
Q.19 The mixture of two organic chlorine compounds on treatment with sodium metal in ether solution gives isobutane as one of the products. The reactants are -
Q.21 The iodoform test is used to show one particular structural unit in -
Q.22 Treatment of ethylidene chloride with aq. KOH gives -
Q.25 Chloroform is used as a laboratory reagent for testing the presence of -
Q.26 Reactants of Strecker reaction are -
Q.27 Chloropicrin is -
Q.28 Chloropicrin is used as -
Q.29 Alkyl halides are almost never prepared by -
Q.30 The reaction of chloroform with acetone gives-
Q.31 Which of the following is known as freon -
Q.32 CCl4 is used as a fire extinguisher because-
Q.33 CCl4 is used in fire extinguishers under the name -
Q.35 Unimolecular nucleophilic substitution [SN1] involves ....... steps, while bimolecular nucleophilic substitution involves..... steps -
Q.36 The reactivities of CH3Cl, CH3CH2CH2Cl and chlorobenzene are in the order -
Q.38 A biradical is formed in the reaction -
Q.40 Which of the following on alkaline hydrolysis gives ethanal -