Which Ion Below Has a Noble Gas Electron Configuration

question 58

Multiple Choice

Which ion below has a noble gas electron configuration?

• A) Be²⁺
• B) N^2-
• C) C²⁺
• D) B²⁺
• E) Li²⁺

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Definitions:

Net Income

The net income of a company once all costs and taxes are subtracted from its revenues.

Internal Rate

Internal rate, likely referring to the internal rate of return (IRR), is a financial metric used to evaluate the profitability of potential investments, representing the discount rate that makes the net present value (NPV) of all cash flows equal to zero.

Accounting Break-Even

The point at which total revenues equal total expenses, resulting in no net loss or gain for a business.

PI

An irrational number approximately equal to 3.14159, representing the ratio of a circle's circumference to its diameter. If intended as "Profitability Index," then it is a financial metric used to assess the attractiveness of an investment's potential return compared to its cost.