The Reactivity of an Atom Arises from the

question 42

Multiple Choice

The reactivity of an atom arises from the

• A) energy difference between the s and p orbitals.
• B) potential energy of the outermost shell.
• C) average distance of the outermost shell from the nucleus.
• D) sum of the potential energies of all electron shells.
• E) existence of unpaired electrons in the outermost shell.

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Definitions:

Operating Income

A measure of a company's earning power from ongoing operations, equal to revenues minus operating expenses, but before taxes and interest.

Margin Of Safety

Indicates the possible decrease in sales that may occur before an operating loss results.

Variable Costs

Costs that change in proportion to the level of activity or production volume.

Fixed Costs

Costs that do not vary with the level of production or sales, such as rent, salaries, and insurance premiums, remaining constant regardless of activity levels.