What Is the Correct Electron Configuration of Copper

question 1

Multiple Choice

What is the correct electron configuration of copper?

• A)1s ² 2s ² 2p ⁶ 3s ² 3p ⁶ 3d ¹⁰ 4s ¹
• B)1s²2s²2p⁶3s¹3p⁶4s²3d⁹
• C)1s ² 2s ² 2p ⁶ 3s ² 3p ⁶ 3d ¹⁰ 4s ²
• D)1s²2s²2p⁶3s²3p⁶3d⁹4s²

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Definitions:

Straight-Line Method

A method of calculating depreciation or amortization by equally distributing the cost of an asset over its expected useful life.

Residual Value

The estimated amount that an asset will be worth at the end of its useful life.

Gross Margins

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Opening Inventory

The value of a company's inventory at the beginning of its accounting period, which includes raw materials, work-in-progress, and finished goods ready for sale.