161. Match List-I (Fuel gases) with List-II (Major constituents) and select the correct answers using the codes given below the list
     

     	List-I		List-II
     F.	CNG	1.	Carbon monoxide, hydrogen
     G.	Coal gas	2.	Butane, Propane
     H.	LPG	3.	Butane, Ethane
     J.	Water gas	4.	Hydrogen, Methane, CO

     Codes :

     	F	G	H	J
     A.	2	1	3	4
     B.	3	4	2	1
     C.	2	4	3	1
     D.	3	1	2	4

1. 1. A.

   
   
   

   2. B.

   
   
   

   3. C.

   
   
   

   4. D.

   
   
   

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   NA

   Correct Option: B

   NA

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162. Number of pi electrons present in naphthalene is

1. 1. 4

   
   
   

   2. 6

   
   
   

   3. 10

   
   
   

   4. 14

   
   
   

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   NA

   Correct Option: C

   NA

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163. All bonds in benzene are equal due to

1. 1. Isomerism

   
   
   

   2. Tautomerism

   
   
   

   3. Inductive effect

   
   
   

   4. Resonance

   
   
   

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   NA

   Correct Option: D

   NA

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164. Petrol/gasoline is a mixture of

1. 1. Alcohol

   
   
   

   2. Carbohydrates

   
   
   

   3. Hydrocarbons

   
   
   

   4. None of these

   
   
   

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   NA

   Correct Option: C

   NA

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165. Which of the following is produced by coaltar ?

1. 1. Drugs

   
   
   

   2. Synthetic dyes

   
   
   

   3. Perfumes

   
   
   

   4. (a), (b) & (c) All

   
   
   

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1. View Hint View Answer Discuss in Forum

   NA

   Correct Option: D

   NA

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