Haloalkanes and Haloarenes Online Mock Test For Class 12 Chemistry

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Class 12 Chemistry Online Free Mock Test

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Haloalkanes and Haloarenes Online Mock Test Chemistry

Haloalkanes and Haloarenes Online Mock Test Chemistry

The total number of questions: 15 MCQ
Pattern of MCQ: Out of 4 question, only 1 will be correct.
Duration of Mock Test: 20 minutes to ensure time management among students.
Score: After submitting the test, you can see your scores.

Test Instructions

Please note that you will be allowed to take this test only once. So, kindly check the machine & internet connection are working before the test is started. We hope that you will give the test with complete focus and honesty.

1 / 15

1. Ethyl chloride is converted into diethyl ether by -

2 / 15

2. A yellow precipitate is obtained when aqueous AgNO3 is added to a solution of the compound:

  • 1. CCl3CHO
  • 2. CHI3
  • 3. CHCI3
  • 4. C6H5CH2CI

3 / 15

3. AgCN reacts with haloalkanes to form isocyanide. Haloalkanes react with KCN to form alkyl cyanides as main product

4 / 15

4. R-CH2-CCl2-R ----------> R-C≡C-R. The reagent is

 

5 / 15

5. The alkyl halide is converted into an alcohol by:

6 / 15

6. Bromomethane, Chloromethane, Dibromomethane. 1 – Chloropropane, Isopropyl chloride, 1 – Chlorobutaneare all

7 / 15

7. The reaction RX + 2Na + RX ---------> R – R + 2NaX is called.

8 / 15

8. For the same alkyl group, an alkyl iodide has a higher boiling point than alkyl fluoride because,

9 / 15

9. Benzene on reaction with a mixture of HNO3 and H2SO4 followed by reaction of Cl2/FeCl3 gives-

10 / 15

10. When ethane and bromine are allowed to interact in sunlight, how many distinct substitution products are possible?

11 / 15

11. In SN2 reactions, the correct order of reactivity for the following compounds : CH3Cl, CH3CH2Cl, CH32CHCl and CH33CCl is :

  • 1. CH3Cl>CH32CHCl>CH3CH2Cl>CH33CCl
  • 2. CH3Cl>CH3CH2Cl>CH32CHCl>CH33CCl
  • 3. CH3CH2Cl>CH3Cl>CH32CHCl>CH33CCl
  • 4. CH32CHCl>CH3CH2Cl>CH3Cl>CH33CCl

 

12 / 15

12. CH3 = CH2 CH3 + H – I → CH3 CH2 CH2I + CH3 CHICH3 (major) This reaction is

13 / 15

13. The reactivity order of halides for dehydrohalogenation is

14 / 15

14. In the reaction, R – X + NaoR’ → ROR’ + X ( – ve ion) The main product formed is

15 / 15

15.

X -----(Cl2)-------> Benzotrichloride -----(Hydrolysy)-------> Y

X and Y respectievely are:

Your score is

The average score is 45%

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