Which Element Has the Following Electron Configuration: 1S₂ 2S₂ 2p6

question 161

Multiple Choice

Which element has the following electron configuration: 1S₂ 2S₂ 2p6 3S₂ 3p6 4S₂ 3d10 4p6 5S₂?

• A)Ca
• B)Rb
• C)Sn
• D)Sr
• E)none of the above

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Definitions:

Labor Market

A marketplace or environment where workers seek employment and employers seek to hire workers, based on wage rates, demand, and supply of labor.

Economic Rent

A payment to a factor of production (such as land, labor, or capital) in excess of what is necessary to keep that factor in its current use.

Equilibrium Wage

A market-determined wage rate where the intentions of workers and employers align, leading to an agreed-upon employment level.

Competitive Labor Market

A market where there are many employers and job seekers, leading to wages being determined by supply and demand.