Home Chemistry Hydrocarbons Test Online Mcqs Preparation

Chemistry Hydrocarbons Test Online Mcqs Preparation

Chemistry Hydrocarbons Test Online Mcqs Preparation With Answers Start Below

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Question 1 of 15

1. Total number of sigma bonds in benzene molecule are
A.
B.
C.
D.

Question 1 of 15

Question 2 of 15

2. Replacement of hydrogen of benzene by alkyl group in the presence of alkyl halide and aluminum chloride is known as:
A.
B.
C.
D.

Question 2 of 15

Question 3 of 15

3. Total number of hybrid orbitals of all carbon atoms in benzene are
A.
B.
C.
D.

Question 3 of 15

Question 4 of 15

4. The Friedel craft reaction will be slowest for
A.
B.
C.
D.

Question 4 of 15

Question 5 of 15

5. Alkenes undergo:
A.
B.
C.
D.

Question 5 of 15

Question 6 of 15

6. Which compound will readily undergo sulphonation?
A.
B.
C.
D.

Question 6 of 15

Question 7 of 15

7. One mole of a hydrocarbon X reacts completely with one mole of hydrogen gas in the presence of a heated catalyst. What could be the formula of X?
A.
B.
C.
D.

Question 7 of 15

Question 8 of 15

8. Benzene is heated in air with V2O5 at 450°C it undergoes
A.
B.
C.
D.

Question 8 of 15

Question 9 of 15

9. Which one of the following is benzal chloride?
A.
B.
C.
D.

Question 9 of 15

Question 10 of 15

10. The preparation of benzene from acetylene can also be said as
A.
B.
C.
D.

Question 10 of 15

Question 11 of 15

11. Hydroxylation of alkenes produces:
A.
B.
C.
D.

Question 11 of 15

Question 12 of 15

12. Which of the following test can be used for distinguishing an alkane and an alkene
A.
B.
C.
D.

Question 12 of 15

Question 13 of 15

13. Which of the following will decolorize aqueous bromine?
A.
B.
C.
D.

Question 13 of 15

Question 14 of 15

14. The dehydrating agents that can be used for alcohol dehydration:
A.
B.
C.
D.

Question 14 of 15

Question 15 of 15

15. Baeyer’s reagent is:
A.
B.
C.
D.

Question 15 of 15


 

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