How Many Kekule Structures Are Possible for Benzene, Naphthalene, and Anthracene

question 24

Multiple Choice

How many Kekule structures are possible for benzene, naphthalene, and anthracene ?

• A) I: 3, II: 4, III: 4
• B) I: 2, II: 3, III: 4
• C) I: 2, II: 4, III: 4
• D) I: 3, II: 3, III: 4

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Definitions:

Risk Factors

Variables or conditions that increase the likelihood of developing a disease or injury.

Osteomalacia

Softening of the bones due to vitamin D deficiency or impaired metabolism, leading to bone pain and weakness.

Vitamin D

A fat-soluble vitamin that helps in the absorption of calcium and phosphorus, crucial for maintaining healthy bones and teeth.

Calcium

A chemical element vital for bone health, muscle function, nerve signaling, and heart health, among other physiological processes.