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Class 12 Chemistry: Haloalkanes and Haloarenes
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MCQs on haloalkanes classification and nomenclature, c-x bond nature, polyhalogen compounds, haloalkanes methods, haloarenes preparation, physical properties and chemical reactions.
 

Class 12 Chemistry: Haloalkanes and Haloarenes
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25 Questions

1. When propene reacts with HBr, two products are formed out of which one is predominates the other. Identify the minor product.
2. The correct naming of the compound CH≡C-CH=CH-CH3 is __________
3. A haloalkane is known to have an SN2 reaction rate 30 times faster than that of ethyl bromide. Identify the haloalkane.
4. What is the IUPAC name of the following compound?
1-Bromobut-2-ene molecule structure/>
5. Calculate the dipole moment of m-Dichlorobenzene if the dipole moments of C-Cl bonds are 1.72D.
6. What is the IUPAC name of the following compound?
2,3-Dimethylbut-1-ene molecule structure/>
7. Which of the following haloalkanes exist as liquids at room temperature?
8. What is the correct order of reactivity of the following haloacids with a given alcohol?
9. Which of the following statements in incorrect regarding SN2 mechanisms?
10. The process of separation of a racemic mixture into the respective d and l optical isomers is called __________
11. The boiling points of isomeric alkyl halides _______ with increase in branching.
12. Which of the following is not an ambident nucleophile?
13. Which of the followings reagents forms an isonitrile when reacted with an alkyl halide?
14. If the compound shown has a boiling point of 346K, predict the boiling point of n-Butyl bromide?
Find the boiling point of n-Butyl bromide from given diagram
15. Identify 'X' in the following reaction.
Find the swarts reaction from the given diagram
16. Predict the chirality of the shown compounds.
Find the chirality from the given diagram
17. If a compound does not affect the plane of plane polarised light when passed through it, the compound is said to be _________
18. Identify 'X' from the reaction shown.
Find the sulphonation of chlorobenzene from given diagram
19. What is the chirality of 2-Chlorobutane?
20. If chloromethane has a boiling point of 250K, what will be the probable boiling point of methane?
21. The following reaction to form haloalkanes is an example of which type of reaction?
Propane + Cl2 (in the presence of UV light) = 1-Chloropropane + 2-Chloropropane
22. What is the class of the substitution product of the reaction between LiAlH4 and an alkyl halide?
23. For a particular alkyl group R, what is the correct order of boiling points of the following compounds?
24. If X and Y are the carbon-halogen bond enthalpies in chloroethane and bromoethane respectively, what is the relationship between X and Y?
25. The oxidation of trichloromethane results in the formation of a poisonous gas called ________

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