Identify the Ground-State Electron Configuration for Pb

question 3

Multiple Choice

Identify the ground-state electron configuration for Pb.

• A) [Xe]6s²6p²
• B) [Xe]6s²5d¹⁰6p²
• C) [Xe]6s²5f¹⁴6d¹⁰6p²
• D) [Xe]6s²4f¹⁴5d¹⁰6p²
• E) [Xe]6s²4f¹⁴5d^106s26p²

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Definitions:

Louis Brandeis

An American lawyer and Associate Justice on the Supreme Court of the United States (1916–1939), known for his advocacy of privacy, free speech, and limiting the power of large corporations.

Schenck v. United States

A landmark Supreme Court case in 1919 that upheld the Espionage Act of 1917 and concluded that speech creating a "clear and present danger" is not protected under the First Amendment.

Anti-Draft Leaflets

Pamphlets or flyers distributed to oppose or criticize conscription policies.

Charles T. Schenck

Known for the 1919 Supreme Court case Schenck v. United States which concerned enforcement of the Espionage Act during World War I and established limits on free speech under the First Amendment.