Chemistry, 10.03.2020 20:21 shayshay4352
Which one of the following statements is not true for a compound to be considered as aromatic? A. The compound must be cyclic and planar B. The compound must be monocyclic. C. The compound must have a conjugated system with p orbital at every vertex D. The compound must satisfy Hückel's rule -must have (4n + 2)t electrons. E. none of these
Answers: 2
Chemistry, 22.06.2019 22:30, jaylenmiller437
The diagram shows the relationship between scientific disciplines. the names of some scientific disciplines have been removed from the boxes. which scientific discipline belongs in the blue box? a. physics b. biology c. chemistry d. metallurgy
Answers: 2
Chemistry, 23.06.2019 01:50, UncleVictor5188
Ablock of aluminum is dropped into a graduated cylinder with an initial volume of water at 75ml and the volumes rises to 90ml. if the block has a mass of 40.5 g what is its density ?
Answers: 1
Which one of the following statements is not true for a compound to be considered as aromatic? A. Th...
Social Studies, 06.05.2020 19:18