Wednesday, October 7, 2009

IIT JEE Chemistry Final Revision Sets No.36

1. State true or false
The oxidation state of nitrogen in HN3 is –3.

2. Which of the following will undergo aldol condensation :
(A) acetaldehyde (B) propanaldehyde
(C) benzaldehyde (D) trideuteroactaldehyde

3. Decrease in atomic number is observed during :
(A) alpha emission (B) beta emission
(C) positron emission (D) electron capture.

4. Benzenediazonium chloride on reaction with phenol in weakly basic medium gives :
(A) diphenyl ether (B) p-hydroxyazobenzene
(C) chlorobenzene (D) benzene

5. Among the following compounds, the strongest acid is:
(A) HCCH (B) C6H6
(C) C2H6 (D) CH3OH

source 1998 JEE


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