Welcome to your Haloalkanes and Haloarenes MCQs Mock Test of Class 12th Chemistry
1.
Q.1 Fitting reaction can be used to prepare
2.
Q.2 Which of the following is an example of vic-dihalide?
3.
Q.3 The position of -Br in the compound in CH3CH=CHC(Br)(CH3)2 can be classified as
4.
Q.4 Ethylidene chloride is a/an
5.
Q.5 A primary alkyl halide would prefer to undergo
6.
Q.6. Good conductor of electricity and heat is
7.
Q.7 In which of the following allotropes of carbon, percentage of carbon is maximum?
8.
Q.8 The hybridisation of carbon in diamond is
9.
Q.9 Organic compound must contain an element
10.
Q.10 Alkene gives which of the following reactions?
11.
Q.11 Single bond length between carbon-carbon is
12.
Q.12 Valency of carbon is
13.
Q.13 Criteria for purity of organic solid is
14.
Q.14 General formula of Alkene is
15.
Q.15 Hybridisation of carbon in ethane is
16.
Q.16 Number of π bonds in ethyne is
17.
Q.17 The compound having general formula CnH2n+2 is
18.
Q.18 SN1 reaction of alkyl halides lead to
19.
Q.19 p-djchlorobenzene has higher melting point than its o- and m- isomers because
20.
Q.20 Chloropicrin is formed by the reaction of
21.
Q.21 The position of -Br in the compound in CH3CH=CHC(Br)(CH3)2 can be classified as
22.
Q.22 Ethylidene chloride is a/an
23.
Q.23 A primary alkyl halide would prefer to undergo
24.
Q.24. Gem-dibromide is
25.
Q.25. IUPAC name of (CH3)3CCl
26.
Q.26. Which of the following is a primary halide?
27.
Q.27. When two halogen atoms are attached to same carbon atom then it is :
28.
Q.28. How many structural isomers are possible for a compound with molecular formula C3H7Cl ?
29.
Q.29. The compound which contains all the four 1°, 2°, 3° and 4° carbon atoms is
30.
Q.30. IUPAC name of CH3CH2C(Br) = CH—Cl is
31.
Q.31. Benzene hexachloride is
32.
Q.32. The IUPAC name of CH2 = CH—CH2Cl is
33.
Q.33. Which of the following halide is 2° ?
34.
Q.34. Halogenation of alkanes is
35.
Q.35. C – X bond is strongest in
36.
Q.36. Which of the following will have the maximum dipole moment?
37.
Q.37. Phosgene is a common name for
38.
Q.38. In the preparation of chlorobenzene from aniline, the most suitable reagent is
39.
Q.39. Ethylene dichloride can be prepared by adding HCl to
40.
Q.40. In which of the following conversions, phosphorus pentachloride is used as the reagent?
41.
Q.41. The decreasing order of boiling points of alkyl halides is
42.
Q.42. The best method for the conversion of an alcohol into an alkyl chloride is by treating the alcohol with
43.
Q.43. Which of the following is liquid at room temperature (b.p. is shown against it)?
44.
Q.44. The catalyst used in the preparation of an alkyl chloride by the action of dry HCl on an alcohol is
45.
Q.45. Good conductor of electricity and heat is
46.
Q.46. In which of the following allotropes of carbon, percentage of carbon is maximum?
47.
Q.47. The hybridisation of carbon in diamond is
48.
Q.48. Organic compound must contain an element
49.
Q.49. Alkene gives which of the following reactions?
50.
Q.50. Single bond length between carbon-carbon is
