ENTRANCE TEST – 2009 Multiple Questions and Answers.




6.Which compound is the most reactive one?
A. Ethyne
B. Ethane
C. Benzene
D. Ethene

7.Grignard reagents are prepared by the reaction of magnesium metal with alkyl halides in the presence of
A. Dry Ether
B. CS2
C. Alcohol
D. CCl4

8.When n-butyl magnesium iodide is treated with water, the product is
A. n-butane
B. Iso-butane
C. Propane
D. Alcohol

9.Phenol reacts with concentrated H2SO4 to give
A. ortho hydroxy benzene sulphonic acid
B. meta hydroxy benzene sulphonic acid
C. ortho and para hydroxy benzene sulphonic acid
D. para hydroxy benzene sulphonic acid

10.Phenol can be distinguished from alcohol by adding
A. Br2/H2O
B. Cl2/H2O
C. FeSO4
D. FeCl3

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