Down a Column in the Periodic Table, the Ionization Energy $\ell$

question 26

Multiple Choice

Down a column in the periodic table, the ionization energy ________

• A) increases because the n quantum number changes.
• B) increases because the \(\ell\) quantum number changes.
• C) decreases because the outer electrons are further from the nucleus.
• D) increases because the atomic number (nuclear charge) increases.
• E) changes little because the outer electrons all are in the same outer shell.

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Definitions:

Markup

An amount added to the cost price of goods to cover overhead and profit.

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An accounting method that includes all direct costs and an allocated portion of fixed and variable overhead costs in the cost of a product.

Cost-plus Pricing

Setting the price of a product by adding a markup to its variable costs to ensure a margin of profit.

Return on Investment

A financial ratio used to calculate the profitability of an investment, representing the percentage return on the invested amount.