The Complete Electron Configuration of Selenium,element 34,is ________

question 73

Multiple Choice

The complete electron configuration of selenium,element 34,is ________.

• A)1s² 2s² 2p¹⁰ 3s² 3p¹⁰ 4s² 3d⁶
• B)1s² 2s² 2p⁶ 3s² 3p⁶ 4s² 3d¹⁰ 4p⁴
• C)1s⁴ 2s⁴ 2p⁶ 3s⁴ 3p6 4s⁴ 3d⁶
• D)1s⁴ 2s⁴ 2p¹⁰ 3s⁴ 3p¹⁰ 4s²
• E)1s⁴ 2s⁴ 2p⁸ 3s⁴ 3p⁸ 4s⁴ 3d²

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Definitions:

MR

Short for Marginal Revenue, the increase in total revenue a firm receives from selling one additional unit of a good or service.

Economic Profits

The difference between the revenue received from the sale of an output and the opportunity cost of the inputs used.

Fixed Costs

Costs that do not change with the level of output produced by a firm, such as rent and salaries.

Variable Costs

Expenses that change in proportion to the production output or sales volume of a company.