46. In the complete combustion of C_nH_2n+2, the number of oxygen moles required is

1. 1. n / 2O₂

   
   
   

   2. (n + 1 / 2)O₂

   
   
   

   3. (3n + 1 / 2)O₂

   
   
   

   4. (n + 2 / 2)O₂

   
   
   

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   NA

   Correct Option: C

   NA

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47. Acidic hydrogen is present in

1. 1. Ethyne

   
   
   

   2. Ethene

   
   
   

   3. Benzene

   
   
   

   4. Ethane

   
   
   

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   NA

   Correct Option: A

   NA

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48. Ethylene reacts with sulphur monochloride to form

1. 1. Ethyl chloride

   
   
   

   2. Ethylene chloride

   
   
   

   3. Mustared gas

   
   
   

   4. Ethylidene chloride

   
   
   

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1. View Hint View Answer Discuss in Forum

   NA

   Correct Option: C

   NA

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49. Molecule in which the distance between two adjacent carbon atoms is longest in

1. 1. Ethane

   
   
   

   2. Ethene

   
   
   

   3. Ethyne

   
   
   

   4. Benzene

   
   
   

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1. View Hint View Answer Discuss in Forum

   NA

   Correct Option: A

   NA

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50. In benzene molecule there are 3 pi bonds and

1. 1. 3 sigma bonds

   
   
   

   2. 6 sigma bonds

   
   
   

   3. 10 sigma bonds

   
   
   

   4. 12 sigma bonds

   
   
   

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1. View Hint View Answer Discuss in Forum

   NA

   Correct Option: D

   NA

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