The Effective Length of the  System in the Conjugated

question 9

Multiple Choice

The effective length of the  system in the conjugated linear hydrocarbon hexa-1,3,5-triene, C₆H₈, is 7.4 Å. By treating the  electrons as particles in a one-dimensional box, calculate the wavelength of the lowest energy absorption in the electronic spectrum of hexa-1,3,5-triene.

• A) 260 nm
• B) 1820 nm
• C) 140 nm
• D) 202 nm

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Definitions:

Psychological Egoism

A theory suggesting that all human actions are motivated by self-interest, even in what seem to be acts of altruism.

Egotistical

Pertaining to or characterized by excessive self-absorption, often considering oneself superior to others.

Motives

The underlying reasons or incentives that drive a person to act in a particular way or pursue certain goals.

Epicurus

An ancient Greek philosopher who founded Epicureanism, advocating for a life seeking pleasure and avoiding pain through knowledge, friendship, and moderate desires.