Question

Obiective
SLS
de a 200°C m the presence of sodium
1. Pyrrole on heating with methylene iodide at 200°C in the or
methoxide gives :
(a) Pyndine (b) Furan
(c) Thiophene (d) Pyrrole onde
2. The oxime of cinnamaldehyde on heating with P,0, produces
(a) Quinoline
(b) Isoquinoline - Quinoline
(c) Pyridine
(d) Pyrole.
3. Pyndine on catalytic reduction gives :
(a) Furan
(b) Thiophene (c) Piperidine (d) Quinolene
4. Which of the following acts like an acid ?
(a) Pyridine (b) Quinoline (c) Piperidine (d) Pyrrole
5. The order of basicity amongst pyrrole, piperidine and pyridine is
(a) Pyrrole > pyridine > piperidine (b) Piperidine > pyridine > pyrrole
(c) Pyridine > pyrrole > piperidine (d) Piperidine > pyrrole » pyridine
6. On heating succinic dialdehyde with P,0, the product obtained is
(a) Pyrrole (b) Pyridine (c) Furan
(d) Thiophene
7. The compound which exhibits highest aromaticity is :
(a) Pyrrole (b) Furan
(c) Thiophene (d) None of these
8. Which compound does not exhibit aromaticity ?
(a) Pyridine (b) Quinoline (c) Piperidine (d) Pyrrole.
9. The product obtained by the reaction of quinoline with sodamide, would be:
(a) 2-aminoquinoline
(b) 3-aminoquinoline
(c) 4-aminoquinoline
(d) 5-aminoquinoline.
10. How many structures are involved in the resonating hybrid of thiophene?
(a) 4
(b) 8
(c) 12
(d) 10.​

Answer 1

Answer:

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