How many electron pairs are shared between carbon 2 and 3 in the accompanying figure? 
Definitions:
Industrial Regulation
A set of government rules and guidelines aimed at controlling the activities, standards, and behaviors within specific industries to protect public interests.
Celler-Kefauver Act
A U.S. law passed in 1950 to amend the Clayton Act, aimed at preventing anticompetitive mergers and acquisitions by closing loopholes regarding asset purchases.
Interlocking Directorates
The practice of having the same individuals serve on the boards of directors of multiple companies, potentially influencing competitive practices.
Sherman Act
A landmark federal statute in the field of United States antitrust law passed in 1890 to preserve free and unfettered competition as the rule of trade.
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