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• AIPMT 2010 Chemistry

AIPMT 2010 Chemistry

  

Q. 6. In which of the following pairs of molecules/ions, the central atoms have sp² hybridization?

1. 
   
2. 
    
3. 
   
4.  
   

Sol .

  

Answer : (2)

Q. 7. Liquid hydrocarbons can be converted to a mixture of gaseous hydrocarbons by:

1. Oxidation
2. Cracking
3. Distillation under reduced pressure
4. Hydrolysis

Sol:

During cracking, lower gaseous hydrocarbons are formed.

Answer : (2)

Q. 8. Given are cyclohexanol (I), acetic acid (II), 2, 4, 6-trinitrophenol (III) and phenol (IV). In these the order of decreasing acidic character will be:

1. III > II > IV> I
2. II > III > I > IV
3. II > III > IV > I
4. III > IV > II > I

Sol.

Answer : (1)

Q. 9. Which one of the following compounds has the most acidic nature?

Sol:

Phenol is most acidic, the other compounds are alcohols. 

Answer : (2)