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Aromatic Heterocycles Solutions Library

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15 solutions

Aromatic Heterocycles

Q. Select the correct name for the following compound.a. imidazoleb. pyrrolec. furand. pyrene

Solved • Jan 3, 2018

Aromatic Heterocycles

Q. Which two criteria of Huckel’s Rule as stated in 1931 would we need to modify in order to account for the aromaticity of a purine molecule? What mo...

Solved • Dec 20, 2017

Aromatic Heterocycles

Q. Identify each of the following compounds as aromatic, non-aromatic or anti-aromatic.

Solved • Aug 14, 2017

Aromatic Heterocycles

Q. The indicated lone pair in the following compound is (circle one per atom)?

Solved • Jun 13, 2017

Aromatic Heterocycles

Q. Indicate which of the following molecules are aromatic, non-aromatic or anti-aromatic. (Assume all the molecules are planar).

Solved • May 9, 2017

Aromatic Heterocycles

Q. Which of the following are aromatic? a. I, II, III, IV and V b. I, II and IV only c. I, III and V only d. I, II and III only e. I, II, III and IV

Solved • Dec 20, 2016

Aromatic Heterocycles

Q. Which stucture is not aromatic?

Solved • Nov 4, 2016

Aromatic Heterocycles

Q. Which one(s) of the following compound is/are aromatic?

Solved • Oct 12, 2016

Aromatic Heterocycles

Q. Assuming planarity, which of the following molecules is aromatic?

Solved • Oct 4, 2016

Aromatic Heterocycles

Q. Classify each of the following molecules and ions as aromatic and nonaromatic. 

Solved • Sep 27, 2016

Aromatic Heterocycles

Q. Classify each of the following molecules and ions as aromatic, antiaromatic or nonaromatic.

Solved • Sep 26, 2016

Aromatic Heterocycles

Q. Circle the structure below with the highest number of lone pair electrons that are  not  needed to satisfy Huckel's rule of aromaticity. 

Solved • May 2, 2016

Aromatic Heterocycles

Q. Which of the following compounds are  anti-aromatic? 1) B and D 2) A and C 3) A only 4) C and E 5) None of them are anti-aromatic

Solved • Apr 28, 2016

Aromatic Heterocycles

Q. How many π electrons are in the following compound? 1) 4 2) 6 3) 8 4) 10 5) 12

Solved • Apr 27, 2016

Aromatic Heterocycles

Q. Which of these structures have eight π electrons? (A) I only (B) II only (C) III only (D) I, II, III  

Solved • Apr 23, 2016