The Molecular Formula C₂H₄O Can Be Converted into Three-Line Bond

question 14

Multiple Choice

The molecular formula C₂H₄O can be converted into three-line bond (Kekulé) structures that are consistent with valence rules. Which one of the following Kekulé structures is not consistent with valence rules?

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Definitions:

Economic Profit

The difference between total revenues earned from production and the total opportunity costs of all inputs used in production.

Long Run

A period of time in economics during which all factors of production and costs are variable, allowing for full industry adjustment to changes in market conditions.

Losses

Losses refer to the amount by which expenses exceed revenues in a particular period, indicating a negative financial performance for a business.

Constant-cost Industry

An industry in which the costs of production, including the prices of raw materials and wages, do not change as the industry's output changes.